Home / 17,686.43-24,406.36-9,727.12

Finding the Fourth Proportional to 17,686.43, 24,406.36 and 9,727.12

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Solution

The fourth proportional to 17,686.43, 24,406.36 and 9,727.12 is: 13,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.43 : 24,406.36 = 9,727.12 : x
  2. Step 2: Convert to fraction form
    17,686.43/24,406.36 = 9,727.12/x
  3. Step 3: Cross multiply
    17,686.43x = 24,406.36 × 9,727.12
  4. Step 4: Simplify right side
    17,686.43x = 237,403,592.48
  5. Step 5: Solve for x
    x = 237,403,592.48/17,686.43
  6. Step 6: Final answer
    x = 13,422.92

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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.