Home / 17,686.40-24,407.19-10,132.76

Finding the Fourth Proportional to 17,686.40, 24,407.19 and 10,132.76

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Solution

The fourth proportional to 17,686.40, 24,407.19 and 10,132.76 is: 13,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.40 : 24,407.19 = 10,132.76 : x
  2. Step 2: Convert to fraction form
    17,686.40/24,407.19 = 10,132.76/x
  3. Step 3: Cross multiply
    17,686.40x = 24,407.19 × 10,132.76
  4. Step 4: Simplify right side
    17,686.40x = 247,312,198.54
  5. Step 5: Solve for x
    x = 247,312,198.54/17,686.40
  6. Step 6: Final answer
    x = 13,983.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.