Home / 17,024.48-25,489.12-8,686.40

Finding the Fourth Proportional to 17,024.48, 25,489.12 and 8,686.40

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Solution

The fourth proportional to 17,024.48, 25,489.12 and 8,686.40 is: 13,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,024.48 : 25,489.12 = 8,686.40 : x
  2. Step 2: Convert to fraction form
    17,024.48/25,489.12 = 8,686.40/x
  3. Step 3: Cross multiply
    17,024.48x = 25,489.12 × 8,686.40
  4. Step 4: Simplify right side
    17,024.48x = 221,408,691.97
  5. Step 5: Solve for x
    x = 221,408,691.97/17,024.48
  6. Step 6: Final answer
    x = 13,005.31

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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.