Home / 23,115.22-31,888.29-14,613.46

Finding the Fourth Proportional to 23,115.22, 31,888.29 and 14,613.46

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Solution

The fourth proportional to 23,115.22, 31,888.29 and 14,613.46 is: 20,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115.22 : 31,888.29 = 14,613.46 : x
  2. Step 2: Convert to fraction form
    23,115.22/31,888.29 = 14,613.46/x
  3. Step 3: Cross multiply
    23,115.22x = 31,888.29 × 14,613.46
  4. Step 4: Simplify right side
    23,115.22x = 465,998,250.38
  5. Step 5: Solve for x
    x = 465,998,250.38/23,115.22
  6. Step 6: Final answer
    x = 20,159.80

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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.