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Finding the Fourth Proportional to 17,832.91, 26,753.82 and 5,353.17

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Solution

The fourth proportional to 17,832.91, 26,753.82 and 5,353.17 is: 8,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,832.91 : 26,753.82 = 5,353.17 : x
  2. Step 2: Convert to fraction form
    17,832.91/26,753.82 = 5,353.17/x
  3. Step 3: Cross multiply
    17,832.91x = 26,753.82 × 5,353.17
  4. Step 4: Simplify right side
    17,832.91x = 143,217,586.07
  5. Step 5: Solve for x
    x = 143,217,586.07/17,832.91
  6. Step 6: Final answer
    x = 8,031.08

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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.