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Finding the Fourth Proportional to 44,102.80, 66,154.08 and 11,270.80

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Solution

The fourth proportional to 44,102.80, 66,154.08 and 11,270.80 is: 16,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,102.80 : 66,154.08 = 11,270.80 : x
  2. Step 2: Convert to fraction form
    44,102.80/66,154.08 = 11,270.80/x
  3. Step 3: Cross multiply
    44,102.80x = 66,154.08 × 11,270.80
  4. Step 4: Simplify right side
    44,102.80x = 745,609,404.86
  5. Step 5: Solve for x
    x = 745,609,404.86/44,102.80
  6. Step 6: Final answer
    x = 16,906.17

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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.