Home / 52,414.54-72,329.60-28,541.12

Finding the Fourth Proportional to 52,414.54, 72,329.60 and 28,541.12

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Solution

The fourth proportional to 52,414.54, 72,329.60 and 28,541.12 is: 39,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,414.54 : 72,329.60 = 28,541.12 : x
  2. Step 2: Convert to fraction form
    52,414.54/72,329.60 = 28,541.12/x
  3. Step 3: Cross multiply
    52,414.54x = 72,329.60 × 28,541.12
  4. Step 4: Simplify right side
    52,414.54x = 2,064,367,793.15
  5. Step 5: Solve for x
    x = 2,064,367,793.15/52,414.54
  6. Step 6: Final answer
    x = 39,385.40

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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.