Home / 42,331.56-63,441.62-23,620.40

Finding the Fourth Proportional to 42,331.56, 63,441.62 and 23,620.40

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Solution

The fourth proportional to 42,331.56, 63,441.62 and 23,620.40 is: 35,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,331.56 : 63,441.62 = 23,620.40 : x
  2. Step 2: Convert to fraction form
    42,331.56/63,441.62 = 23,620.40/x
  3. Step 3: Cross multiply
    42,331.56x = 63,441.62 × 23,620.40
  4. Step 4: Simplify right side
    42,331.56x = 1,498,516,441.05
  5. Step 5: Solve for x
    x = 1,498,516,441.05/42,331.56
  6. Step 6: Final answer
    x = 35,399.51

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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.