Home / 17,686.28-24,409.14-10,135.05

Finding the Fourth Proportional to 17,686.28, 24,409.14 and 10,135.05

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Solution

The fourth proportional to 17,686.28, 24,409.14 and 10,135.05 is: 13,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.28 : 24,409.14 = 10,135.05 : x
  2. Step 2: Convert to fraction form
    17,686.28/24,409.14 = 10,135.05/x
  3. Step 3: Cross multiply
    17,686.28x = 24,409.14 × 10,135.05
  4. Step 4: Simplify right side
    17,686.28x = 247,387,854.36
  5. Step 5: Solve for x
    x = 247,387,854.36/17,686.28
  6. Step 6: Final answer
    x = 13,987.56

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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.