Home / 71,587.30-107,346.34-26,577.62

Finding the Fourth Proportional to 71,587.30, 107,346.34 and 26,577.62

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Solution

The fourth proportional to 71,587.30, 107,346.34 and 26,577.62 is: 39,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,587.30 : 107,346.34 = 26,577.62 : x
  2. Step 2: Convert to fraction form
    71,587.30/107,346.34 = 26,577.62/x
  3. Step 3: Cross multiply
    71,587.30x = 107,346.34 × 26,577.62
  4. Step 4: Simplify right side
    71,587.30x = 2,853,010,232.91
  5. Step 5: Solve for x
    x = 2,853,010,232.91/71,587.30
  6. Step 6: Final answer
    x = 39,853.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.