Home / 24,710.92-34,154.42-21,858.12

Finding the Fourth Proportional to 24,710.92, 34,154.42 and 21,858.12

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Solution

The fourth proportional to 24,710.92, 34,154.42 and 21,858.12 is: 30,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,710.92 : 34,154.42 = 21,858.12 : x
  2. Step 2: Convert to fraction form
    24,710.92/34,154.42 = 21,858.12/x
  3. Step 3: Cross multiply
    24,710.92x = 34,154.42 × 21,858.12
  4. Step 4: Simplify right side
    24,710.92x = 746,551,410.89
  5. Step 5: Solve for x
    x = 746,551,410.89/24,710.92
  6. Step 6: Final answer
    x = 30,211.40

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Half scale
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Double scale
Find fourth proportional to 24,711.92, 34,155.80 and 21,859.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.