Home / 15,587.96-23,381.19-5,726.48

Finding the Fourth Proportional to 15,587.96, 23,381.19 and 5,726.48

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Solution

The fourth proportional to 15,587.96, 23,381.19 and 5,726.48 is: 8,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.96 : 23,381.19 = 5,726.48 : x
  2. Step 2: Convert to fraction form
    15,587.96/23,381.19 = 5,726.48/x
  3. Step 3: Cross multiply
    15,587.96x = 23,381.19 × 5,726.48
  4. Step 4: Simplify right side
    15,587.96x = 133,891,800.01
  5. Step 5: Solve for x
    x = 133,891,800.01/15,587.96
  6. Step 6: Final answer
    x = 8,589.44

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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.