Home / 52,438.16-72,366.14-28,565.24

Finding the Fourth Proportional to 52,438.16, 72,366.14 and 28,565.24

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Solution

The fourth proportional to 52,438.16, 72,366.14 and 28,565.24 is: 39,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,438.16 : 72,366.14 = 28,565.24 : x
  2. Step 2: Convert to fraction form
    52,438.16/72,366.14 = 28,565.24/x
  3. Step 3: Cross multiply
    52,438.16x = 72,366.14 × 28,565.24
  4. Step 4: Simplify right side
    52,438.16x = 2,067,156,156.97
  5. Step 5: Solve for x
    x = 2,067,156,156.97/52,438.16
  6. Step 6: Final answer
    x = 39,420.84

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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.