Home / 52,542.64-72,507.44-28,669.30

Finding the Fourth Proportional to 52,542.64, 72,507.44 and 28,669.30

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Solution

The fourth proportional to 52,542.64, 72,507.44 and 28,669.30 is: 39,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.64 : 72,507.44 = 28,669.30 : x
  2. Step 2: Convert to fraction form
    52,542.64/72,507.44 = 28,669.30/x
  3. Step 3: Cross multiply
    52,542.64x = 72,507.44 × 28,669.30
  4. Step 4: Simplify right side
    52,542.64x = 2,078,737,549.59
  5. Step 5: Solve for x
    x = 2,078,737,549.59/52,542.64
  6. Step 6: Final answer
    x = 39,562.87

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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.