Home / 47,542.44-65,494.17-39,988.92

Finding the Fourth Proportional to 47,542.44, 65,494.17 and 39,988.92

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Solution

The fourth proportional to 47,542.44, 65,494.17 and 39,988.92 is: 55,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,542.44 : 65,494.17 = 39,988.92 : x
  2. Step 2: Convert to fraction form
    47,542.44/65,494.17 = 39,988.92/x
  3. Step 3: Cross multiply
    47,542.44x = 65,494.17 × 39,988.92
  4. Step 4: Simplify right side
    47,542.44x = 2,619,041,124.60
  5. Step 5: Solve for x
    x = 2,619,041,124.60/47,542.44
  6. Step 6: Final answer
    x = 55,088.49

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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.