Home / 52,315.95-72,195.22-28,442.42

Finding the Fourth Proportional to 52,315.95, 72,195.22 and 28,442.42

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Solution

The fourth proportional to 52,315.95, 72,195.22 and 28,442.42 is: 39,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,315.95 : 72,195.22 = 28,442.42 : x
  2. Step 2: Convert to fraction form
    52,315.95/72,195.22 = 28,442.42/x
  3. Step 3: Cross multiply
    52,315.95x = 72,195.22 × 28,442.42
  4. Step 4: Simplify right side
    52,315.95x = 2,053,406,337.15
  5. Step 5: Solve for x
    x = 2,053,406,337.15/52,315.95
  6. Step 6: Final answer
    x = 39,250.10

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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.