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Finding the Fourth Proportional to 23,146.76, 34,721.76 and 9,295.76

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Solution

The fourth proportional to 23,146.76, 34,721.76 and 9,295.76 is: 13,944.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.76 : 34,721.76 = 9,295.76 : x
  2. Step 2: Convert to fraction form
    23,146.76/34,721.76 = 9,295.76/x
  3. Step 3: Cross multiply
    23,146.76x = 34,721.76 × 9,295.76
  4. Step 4: Simplify right side
    23,146.76x = 322,765,147.74
  5. Step 5: Solve for x
    x = 322,765,147.74/23,146.76
  6. Step 6: Final answer
    x = 13,944.29

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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.