Home / 52,590.20-72,577.43-28,719.10

Finding the Fourth Proportional to 52,590.20, 72,577.43 and 28,719.10

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Solution

The fourth proportional to 52,590.20, 72,577.43 and 28,719.10 is: 39,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,590.20 : 72,577.43 = 28,719.10 : x
  2. Step 2: Convert to fraction form
    52,590.20/72,577.43 = 28,719.10/x
  3. Step 3: Cross multiply
    52,590.20x = 72,577.43 × 28,719.10
  4. Step 4: Simplify right side
    52,590.20x = 2,084,358,469.91
  5. Step 5: Solve for x
    x = 2,084,358,469.91/52,590.20
  6. Step 6: Final answer
    x = 39,633.97

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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.