Home / 23,147.44-31,943.46-12,537.15

Finding the Fourth Proportional to 23,147.44, 31,943.46 and 12,537.15

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Solution

The fourth proportional to 23,147.44, 31,943.46 and 12,537.15 is: 17,301.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.44 : 31,943.46 = 12,537.15 : x
  2. Step 2: Convert to fraction form
    23,147.44/31,943.46 = 12,537.15/x
  3. Step 3: Cross multiply
    23,147.44x = 31,943.46 × 12,537.15
  4. Step 4: Simplify right side
    23,147.44x = 400,479,876.77
  5. Step 5: Solve for x
    x = 400,479,876.77/23,147.44
  6. Step 6: Final answer
    x = 17,301.26

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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.