Home / 52,452.39-72,385.13-28,579.06

Finding the Fourth Proportional to 52,452.39, 72,385.13 and 28,579.06

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Solution

The fourth proportional to 52,452.39, 72,385.13 and 28,579.06 is: 39,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.39 : 72,385.13 = 28,579.06 : x
  2. Step 2: Convert to fraction form
    52,452.39/72,385.13 = 28,579.06/x
  3. Step 3: Cross multiply
    52,452.39x = 72,385.13 × 28,579.06
  4. Step 4: Simplify right side
    52,452.39x = 2,068,698,973.38
  5. Step 5: Solve for x
    x = 2,068,698,973.38/52,452.39
  6. Step 6: Final answer
    x = 39,439.56

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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.