Home / 22,684.60-31,304.58-12,613.96

Finding the Fourth Proportional to 22,684.60, 31,304.58 and 12,613.96

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Solution

The fourth proportional to 22,684.60, 31,304.58 and 12,613.96 is: 17,407.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,684.60 : 31,304.58 = 12,613.96 : x
  2. Step 2: Convert to fraction form
    22,684.60/31,304.58 = 12,613.96/x
  3. Step 3: Cross multiply
    22,684.60x = 31,304.58 × 12,613.96
  4. Step 4: Simplify right side
    22,684.60x = 394,874,719.94
  5. Step 5: Solve for x
    x = 394,874,719.94/22,684.60
  6. Step 6: Final answer
    x = 17,407.17

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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.