Home / 22,344.51-30,829.92-12,654.13

Finding the Fourth Proportional to 22,344.51, 30,829.92 and 12,654.13

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Solution

The fourth proportional to 22,344.51, 30,829.92 and 12,654.13 is: 17,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.51 : 30,829.92 = 12,654.13 : x
  2. Step 2: Convert to fraction form
    22,344.51/30,829.92 = 12,654.13/x
  3. Step 3: Cross multiply
    22,344.51x = 30,829.92 × 12,654.13
  4. Step 4: Simplify right side
    22,344.51x = 390,125,815.57
  5. Step 5: Solve for x
    x = 390,125,815.57/22,344.51
  6. Step 6: Final answer
    x = 17,459.58

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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.