Home / 15,587.57-23,375.17-9,018.36

Finding the Fourth Proportional to 15,587.57, 23,375.17 and 9,018.36

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Solution

The fourth proportional to 15,587.57, 23,375.17 and 9,018.36 is: 13,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.57 : 23,375.17 = 9,018.36 : x
  2. Step 2: Convert to fraction form
    15,587.57/23,375.17 = 9,018.36/x
  3. Step 3: Cross multiply
    15,587.57x = 23,375.17 × 9,018.36
  4. Step 4: Simplify right side
    15,587.57x = 210,805,675.58
  5. Step 5: Solve for x
    x = 210,805,675.58/15,587.57
  6. Step 6: Final answer
    x = 13,523.96

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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.