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Finding the Fourth Proportional to 39,462.80, 59,201.40 and 16,091.60

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Solution

The fourth proportional to 39,462.80, 59,201.40 and 16,091.60 is: 24,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,462.80 : 59,201.40 = 16,091.60 : x
  2. Step 2: Convert to fraction form
    39,462.80/59,201.40 = 16,091.60/x
  3. Step 3: Cross multiply
    39,462.80x = 59,201.40 × 16,091.60
  4. Step 4: Simplify right side
    39,462.80x = 952,645,248.24
  5. Step 5: Solve for x
    x = 952,645,248.24/39,462.80
  6. Step 6: Final answer
    x = 24,140.34

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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.