Home / 52,399.28-72,311.01-28,526.13

Finding the Fourth Proportional to 52,399.28, 72,311.01 and 28,526.13

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Solution

The fourth proportional to 52,399.28, 72,311.01 and 28,526.13 is: 39,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,399.28 : 72,311.01 = 28,526.13 : x
  2. Step 2: Convert to fraction form
    52,399.28/72,311.01 = 28,526.13/x
  3. Step 3: Cross multiply
    52,399.28x = 72,311.01 × 28,526.13
  4. Step 4: Simplify right side
    52,399.28x = 2,062,753,271.69
  5. Step 5: Solve for x
    x = 2,062,753,271.69/52,399.28
  6. Step 6: Final answer
    x = 39,366.06

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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.