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Finding the Fourth Proportional to 23,443.34, 35,166.15 and 7,648.34

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Solution

The fourth proportional to 23,443.34, 35,166.15 and 7,648.34 is: 11,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,443.34 : 35,166.15 = 7,648.34 : x
  2. Step 2: Convert to fraction form
    23,443.34/35,166.15 = 7,648.34/x
  3. Step 3: Cross multiply
    23,443.34x = 35,166.15 × 7,648.34
  4. Step 4: Simplify right side
    23,443.34x = 268,962,633.45
  5. Step 5: Solve for x
    x = 268,962,633.45/23,443.34
  6. Step 6: Final answer
    x = 11,472.88

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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.