Home / 22,684.66-31,304.90-12,613.75

Finding the Fourth Proportional to 22,684.66, 31,304.90 and 12,613.75

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Solution

The fourth proportional to 22,684.66, 31,304.90 and 12,613.75 is: 17,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,684.66 : 31,304.90 = 12,613.75 : x
  2. Step 2: Convert to fraction form
    22,684.66/31,304.90 = 12,613.75/x
  3. Step 3: Cross multiply
    22,684.66x = 31,304.90 × 12,613.75
  4. Step 4: Simplify right side
    22,684.66x = 394,872,182.38
  5. Step 5: Solve for x
    x = 394,872,182.38/22,684.66
  6. Step 6: Final answer
    x = 17,407.01

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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.