Home / 52,691.36-72,703.20-30,025.52

Finding the Fourth Proportional to 52,691.36, 72,703.20 and 30,025.52

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Solution

The fourth proportional to 52,691.36, 72,703.20 and 30,025.52 is: 41,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,691.36 : 72,703.20 = 30,025.52 : x
  2. Step 2: Convert to fraction form
    52,691.36/72,703.20 = 30,025.52/x
  3. Step 3: Cross multiply
    52,691.36x = 72,703.20 × 30,025.52
  4. Step 4: Simplify right side
    52,691.36x = 2,182,951,385.66
  5. Step 5: Solve for x
    x = 2,182,951,385.66/52,691.36
  6. Step 6: Final answer
    x = 41,429.02

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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.