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Finding the Fourth Proportional to 19,952.17, 29,924.05 and 5,912.32

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Solution

The fourth proportional to 19,952.17, 29,924.05 and 5,912.32 is: 8,867.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.17 : 29,924.05 = 5,912.32 : x
  2. Step 2: Convert to fraction form
    19,952.17/29,924.05 = 5,912.32/x
  3. Step 3: Cross multiply
    19,952.17x = 29,924.05 × 5,912.32
  4. Step 4: Simplify right side
    19,952.17x = 176,920,469.71
  5. Step 5: Solve for x
    x = 176,920,469.71/19,952.17
  6. Step 6: Final answer
    x = 8,867.23

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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.