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Finding the Fourth Proportional to 43,752.14, 65,634.65 and 14,160.14

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Solution

The fourth proportional to 43,752.14, 65,634.65 and 14,160.14 is: 21,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,752.14 : 65,634.65 = 14,160.14 : x
  2. Step 2: Convert to fraction form
    43,752.14/65,634.65 = 14,160.14/x
  3. Step 3: Cross multiply
    43,752.14x = 65,634.65 × 14,160.14
  4. Step 4: Simplify right side
    43,752.14x = 929,395,832.85
  5. Step 5: Solve for x
    x = 929,395,832.85/43,752.14
  6. Step 6: Final answer
    x = 21,242.29

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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.