Home / 14,575.80-21,863.70-9,910.20

Finding the Fourth Proportional to 14,575.80, 21,863.70 and 9,910.20

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Solution

The fourth proportional to 14,575.80, 21,863.70 and 9,910.20 is: 14,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.80 : 21,863.70 = 9,910.20 : x
  2. Step 2: Convert to fraction form
    14,575.80/21,863.70 = 9,910.20/x
  3. Step 3: Cross multiply
    14,575.80x = 21,863.70 × 9,910.20
  4. Step 4: Simplify right side
    14,575.80x = 216,673,639.74
  5. Step 5: Solve for x
    x = 216,673,639.74/14,575.80
  6. Step 6: Final answer
    x = 14,865.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.