Home / 39,921.60-59,840.24-14,945.20

Finding the Fourth Proportional to 39,921.60, 59,840.24 and 14,945.20

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Solution

The fourth proportional to 39,921.60, 59,840.24 and 14,945.20 is: 22,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,921.60 : 59,840.24 = 14,945.20 : x
  2. Step 2: Convert to fraction form
    39,921.60/59,840.24 = 14,945.20/x
  3. Step 3: Cross multiply
    39,921.60x = 59,840.24 × 14,945.20
  4. Step 4: Simplify right side
    39,921.60x = 894,324,354.85
  5. Step 5: Solve for x
    x = 894,324,354.85/39,921.60
  6. Step 6: Final answer
    x = 22,402.02

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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.