Home / 15,342.56-23,001.30-7,949.16

Finding the Fourth Proportional to 15,342.56, 23,001.30 and 7,949.16

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Solution

The fourth proportional to 15,342.56, 23,001.30 and 7,949.16 is: 11,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.56 : 23,001.30 = 7,949.16 : x
  2. Step 2: Convert to fraction form
    15,342.56/23,001.30 = 7,949.16/x
  3. Step 3: Cross multiply
    15,342.56x = 23,001.30 × 7,949.16
  4. Step 4: Simplify right side
    15,342.56x = 182,841,013.91
  5. Step 5: Solve for x
    x = 182,841,013.91/15,342.56
  6. Step 6: Final answer
    x = 11,917.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.