Home / 40,711.59-56,209.46-25,421.49

Finding the Fourth Proportional to 40,711.59, 56,209.46 and 25,421.49

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Solution

The fourth proportional to 40,711.59, 56,209.46 and 25,421.49 is: 35,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,711.59 : 56,209.46 = 25,421.49 : x
  2. Step 2: Convert to fraction form
    40,711.59/56,209.46 = 25,421.49/x
  3. Step 3: Cross multiply
    40,711.59x = 56,209.46 × 25,421.49
  4. Step 4: Simplify right side
    40,711.59x = 1,428,928,098.19
  5. Step 5: Solve for x
    x = 1,428,928,098.19/40,711.59
  6. Step 6: Final answer
    x = 35,098.80

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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.