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Finding the Fourth Proportional to 23,329.47, 34,999.65 and 7,747.08

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Solution

The fourth proportional to 23,329.47, 34,999.65 and 7,747.08 is: 11,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.47 : 34,999.65 = 7,747.08 : x
  2. Step 2: Convert to fraction form
    23,329.47/34,999.65 = 7,747.08/x
  3. Step 3: Cross multiply
    23,329.47x = 34,999.65 × 7,747.08
  4. Step 4: Simplify right side
    23,329.47x = 271,145,088.52
  5. Step 5: Solve for x
    x = 271,145,088.52/23,329.47
  6. Step 6: Final answer
    x = 11,622.43

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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.