Home / 22,412.61-33,639.75-11,327.13

Finding the Fourth Proportional to 22,412.61, 33,639.75 and 11,327.13

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Solution

The fourth proportional to 22,412.61, 33,639.75 and 11,327.13 is: 17,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.61 : 33,639.75 = 11,327.13 : x
  2. Step 2: Convert to fraction form
    22,412.61/33,639.75 = 11,327.13/x
  3. Step 3: Cross multiply
    22,412.61x = 33,639.75 × 11,327.13
  4. Step 4: Simplify right side
    22,412.61x = 381,041,821.42
  5. Step 5: Solve for x
    x = 381,041,821.42/22,412.61
  6. Step 6: Final answer
    x = 17,001.22

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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.