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Finding the Fourth Proportional to 23,042.86, 34,561.86 and 7,456.84

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Solution

The fourth proportional to 23,042.86, 34,561.86 and 7,456.84 is: 11,184.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,042.86 : 34,561.86 = 7,456.84 : x
  2. Step 2: Convert to fraction form
    23,042.86/34,561.86 = 7,456.84/x
  3. Step 3: Cross multiply
    23,042.86x = 34,561.86 × 7,456.84
  4. Step 4: Simplify right side
    23,042.86x = 257,722,260.12
  5. Step 5: Solve for x
    x = 257,722,260.12/23,042.86
  6. Step 6: Final answer
    x = 11,184.47

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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.