Home / 52,351.42-72,246.13-28,479.38

Finding the Fourth Proportional to 52,351.42, 72,246.13 and 28,479.38

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Solution

The fourth proportional to 52,351.42, 72,246.13 and 28,479.38 is: 39,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,351.42 : 72,246.13 = 28,479.38 : x
  2. Step 2: Convert to fraction form
    52,351.42/72,246.13 = 28,479.38/x
  3. Step 3: Cross multiply
    52,351.42x = 72,246.13 × 28,479.38
  4. Step 4: Simplify right side
    52,351.42x = 2,057,524,989.80
  5. Step 5: Solve for x
    x = 2,057,524,989.80/52,351.42
  6. Step 6: Final answer
    x = 39,302.18

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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.