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Finding the Fourth Proportional to 23,321.29, 34,984.37 and 9,995.62

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Solution

The fourth proportional to 23,321.29, 34,984.37 and 9,995.62 is: 14,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.29 : 34,984.37 = 9,995.62 : x
  2. Step 2: Convert to fraction form
    23,321.29/34,984.37 = 9,995.62/x
  3. Step 3: Cross multiply
    23,321.29x = 34,984.37 × 9,995.62
  4. Step 4: Simplify right side
    23,321.29x = 349,690,468.46
  5. Step 5: Solve for x
    x = 349,690,468.46/23,321.29
  6. Step 6: Final answer
    x = 14,994.47

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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.