Home / 22,514.68-33,781.74-12,124.36

Finding the Fourth Proportional to 22,514.68, 33,781.74 and 12,124.36

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Solution

The fourth proportional to 22,514.68, 33,781.74 and 12,124.36 is: 18,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,514.68 : 33,781.74 = 12,124.36 : x
  2. Step 2: Convert to fraction form
    22,514.68/33,781.74 = 12,124.36/x
  3. Step 3: Cross multiply
    22,514.68x = 33,781.74 × 12,124.36
  4. Step 4: Simplify right side
    22,514.68x = 409,581,977.19
  5. Step 5: Solve for x
    x = 409,581,977.19/22,514.68
  6. Step 6: Final answer
    x = 18,191.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.