Home / 17,689.92-24,412.28-10,136.08

Finding the Fourth Proportional to 17,689.92, 24,412.28 and 10,136.08

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Solution

The fourth proportional to 17,689.92, 24,412.28 and 10,136.08 is: 13,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.92 : 24,412.28 = 10,136.08 : x
  2. Step 2: Convert to fraction form
    17,689.92/24,412.28 = 10,136.08/x
  3. Step 3: Cross multiply
    17,689.92x = 24,412.28 × 10,136.08
  4. Step 4: Simplify right side
    17,689.92x = 247,444,711.35
  5. Step 5: Solve for x
    x = 247,444,711.35/17,689.92
  6. Step 6: Final answer
    x = 13,987.89

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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.