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Finding the Fourth Proportional to 23,979, 33,095.30 and 15,034.17

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Solution

The fourth proportional to 23,979, 33,095.30 and 15,034.17 is: 20,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979 : 33,095.30 = 15,034.17 : x
  2. Step 2: Convert to fraction form
    23,979/33,095.30 = 15,034.17/x
  3. Step 3: Cross multiply
    23,979x = 33,095.30 × 15,034.17
  4. Step 4: Simplify right side
    23,979x = 497,560,291.23
  5. Step 5: Solve for x
    x = 497,560,291.23/23,979
  6. Step 6: Final answer
    x = 20,749.83

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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.