Home / 17,685.64-24,406.44-10,131.92

Finding the Fourth Proportional to 17,685.64, 24,406.44 and 10,131.92

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Solution

The fourth proportional to 17,685.64, 24,406.44 and 10,131.92 is: 13,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.64 : 24,406.44 = 10,131.92 : x
  2. Step 2: Convert to fraction form
    17,685.64/24,406.44 = 10,131.92/x
  3. Step 3: Cross multiply
    17,685.64x = 24,406.44 × 10,131.92
  4. Step 4: Simplify right side
    17,685.64x = 247,284,097.56
  5. Step 5: Solve for x
    x = 247,284,097.56/17,685.64
  6. Step 6: Final answer
    x = 13,982.20

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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.