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Finding the Fourth Proportional to 44,446.66, 66,656.12 and 14,857.63

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Solution

The fourth proportional to 44,446.66, 66,656.12 and 14,857.63 is: 22,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,446.66 : 66,656.12 = 14,857.63 : x
  2. Step 2: Convert to fraction form
    44,446.66/66,656.12 = 14,857.63/x
  3. Step 3: Cross multiply
    44,446.66x = 66,656.12 × 14,857.63
  4. Step 4: Simplify right side
    44,446.66x = 990,351,727.27
  5. Step 5: Solve for x
    x = 990,351,727.27/44,446.66
  6. Step 6: Final answer
    x = 22,281.80

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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.