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Finding the Fourth Proportional to 36,503.96, 54,744.62 and 15,443.61

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Solution

The fourth proportional to 36,503.96, 54,744.62 and 15,443.61 is: 23,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.96 : 54,744.62 = 15,443.61 : x
  2. Step 2: Convert to fraction form
    36,503.96/54,744.62 = 15,443.61/x
  3. Step 3: Cross multiply
    36,503.96x = 54,744.62 × 15,443.61
  4. Step 4: Simplify right side
    36,503.96x = 845,454,483.66
  5. Step 5: Solve for x
    x = 845,454,483.66/36,503.96
  6. Step 6: Final answer
    x = 23,160.63

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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.