Home / 22,449.39-30,982.95-12,892.26

Finding the Fourth Proportional to 22,449.39, 30,982.95 and 12,892.26

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Solution

The fourth proportional to 22,449.39, 30,982.95 and 12,892.26 is: 17,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,449.39 : 30,982.95 = 12,892.26 : x
  2. Step 2: Convert to fraction form
    22,449.39/30,982.95 = 12,892.26/x
  3. Step 3: Cross multiply
    22,449.39x = 30,982.95 × 12,892.26
  4. Step 4: Simplify right side
    22,449.39x = 399,440,246.97
  5. Step 5: Solve for x
    x = 399,440,246.97/22,449.39
  6. Step 6: Final answer
    x = 17,792.92

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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.