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Finding the Fourth Proportional to 41,201.80, 61,802.72 and 14,900.40

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Solution

The fourth proportional to 41,201.80, 61,802.72 and 14,900.40 is: 22,350.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,201.80 : 61,802.72 = 14,900.40 : x
  2. Step 2: Convert to fraction form
    41,201.80/61,802.72 = 14,900.40/x
  3. Step 3: Cross multiply
    41,201.80x = 61,802.72 × 14,900.40
  4. Step 4: Simplify right side
    41,201.80x = 920,885,249.09
  5. Step 5: Solve for x
    x = 920,885,249.09/41,201.80
  6. Step 6: Final answer
    x = 22,350.61

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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.