Home / 15,452.91-23,179.73-5,587.47

Finding the Fourth Proportional to 15,452.91, 23,179.73 and 5,587.47

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Solution

The fourth proportional to 15,452.91, 23,179.73 and 5,587.47 is: 8,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.91 : 23,179.73 = 5,587.47 : x
  2. Step 2: Convert to fraction form
    15,452.91/23,179.73 = 5,587.47/x
  3. Step 3: Cross multiply
    15,452.91x = 23,179.73 × 5,587.47
  4. Step 4: Simplify right side
    15,452.91x = 129,516,018.05
  5. Step 5: Solve for x
    x = 129,516,018.05/15,452.91
  6. Step 6: Final answer
    x = 8,381.34

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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.