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Finding the Fourth Proportional to 27,770.92, 41,656.54 and 11,354.92

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Solution

The fourth proportional to 27,770.92, 41,656.54 and 11,354.92 is: 17,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.92 : 41,656.54 = 11,354.92 : x
  2. Step 2: Convert to fraction form
    27,770.92/41,656.54 = 11,354.92/x
  3. Step 3: Cross multiply
    27,770.92x = 41,656.54 × 11,354.92
  4. Step 4: Simplify right side
    27,770.92x = 473,006,679.18
  5. Step 5: Solve for x
    x = 473,006,679.18/27,770.92
  6. Step 6: Final answer
    x = 17,032.45

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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.