Home / 52,551.12-72,520.16-28,677.27

Finding the Fourth Proportional to 52,551.12, 72,520.16 and 28,677.27

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Solution

The fourth proportional to 52,551.12, 72,520.16 and 28,677.27 is: 39,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,551.12 : 72,520.16 = 28,677.27 : x
  2. Step 2: Convert to fraction form
    52,551.12/72,520.16 = 28,677.27/x
  3. Step 3: Cross multiply
    52,551.12x = 72,520.16 × 28,677.27
  4. Step 4: Simplify right side
    52,551.12x = 2,079,680,065.38
  5. Step 5: Solve for x
    x = 2,079,680,065.38/52,551.12
  6. Step 6: Final answer
    x = 39,574.42

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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.