Home / 22,294.16-30,766.28-13,342.04

Finding the Fourth Proportional to 22,294.16, 30,766.28 and 13,342.04

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Solution

The fourth proportional to 22,294.16, 30,766.28 and 13,342.04 is: 18,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,294.16 : 30,766.28 = 13,342.04 : x
  2. Step 2: Convert to fraction form
    22,294.16/30,766.28 = 13,342.04/x
  3. Step 3: Cross multiply
    22,294.16x = 30,766.28 × 13,342.04
  4. Step 4: Simplify right side
    22,294.16x = 410,484,717.87
  5. Step 5: Solve for x
    x = 410,484,717.87/22,294.16
  6. Step 6: Final answer
    x = 18,412.21

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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.