Home / 17,587.20-26,377.92-6,499.08

Finding the Fourth Proportional to 17,587.20, 26,377.92 and 6,499.08

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Solution

The fourth proportional to 17,587.20, 26,377.92 and 6,499.08 is: 9,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,587.20 : 26,377.92 = 6,499.08 : x
  2. Step 2: Convert to fraction form
    17,587.20/26,377.92 = 6,499.08/x
  3. Step 3: Cross multiply
    17,587.20x = 26,377.92 × 6,499.08
  4. Step 4: Simplify right side
    17,587.20x = 171,432,212.31
  5. Step 5: Solve for x
    x = 171,432,212.31/17,587.20
  6. Step 6: Final answer
    x = 9,747.56

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1.5x scale

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.