Home / 52,319.30-72,198.66-28,445.15

Finding the Fourth Proportional to 52,319.30, 72,198.66 and 28,445.15

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Solution

The fourth proportional to 52,319.30, 72,198.66 and 28,445.15 is: 39,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319.30 : 72,198.66 = 28,445.15 : x
  2. Step 2: Convert to fraction form
    52,319.30/72,198.66 = 28,445.15/x
  3. Step 3: Cross multiply
    52,319.30x = 72,198.66 × 28,445.15
  4. Step 4: Simplify right side
    52,319.30x = 2,053,701,713.50
  5. Step 5: Solve for x
    x = 2,053,701,713.50/52,319.30
  6. Step 6: Final answer
    x = 39,253.23

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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.