Home / 52,351.90-72,246.84-28,479.88

Finding the Fourth Proportional to 52,351.90, 72,246.84 and 28,479.88

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Solution

The fourth proportional to 52,351.90, 72,246.84 and 28,479.88 is: 39,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,351.90 : 72,246.84 = 28,479.88 : x
  2. Step 2: Convert to fraction form
    52,351.90/72,246.84 = 28,479.88/x
  3. Step 3: Cross multiply
    52,351.90x = 72,246.84 × 28,479.88
  4. Step 4: Simplify right side
    52,351.90x = 2,057,581,333.58
  5. Step 5: Solve for x
    x = 2,057,581,333.58/52,351.90
  6. Step 6: Final answer
    x = 39,302.90

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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.