Home / 42,331.44-58,417.20-23,211.12

Finding the Fourth Proportional to 42,331.44, 58,417.20 and 23,211.12

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Solution

The fourth proportional to 42,331.44, 58,417.20 and 23,211.12 is: 32,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,331.44 : 58,417.20 = 23,211.12 : x
  2. Step 2: Convert to fraction form
    42,331.44/58,417.20 = 23,211.12/x
  3. Step 3: Cross multiply
    42,331.44x = 58,417.20 × 23,211.12
  4. Step 4: Simplify right side
    42,331.44x = 1,355,928,639.26
  5. Step 5: Solve for x
    x = 1,355,928,639.26/42,331.44
  6. Step 6: Final answer
    x = 32,031.24

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Half scale
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Double scale
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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.