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Finding the Fourth Proportional to 43,755.24, 65,619.04 and 14,166.24

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Solution

The fourth proportional to 43,755.24, 65,619.04 and 14,166.24 is: 21,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,755.24 : 65,619.04 = 14,166.24 : x
  2. Step 2: Convert to fraction form
    43,755.24/65,619.04 = 14,166.24/x
  3. Step 3: Cross multiply
    43,755.24x = 65,619.04 × 14,166.24
  4. Step 4: Simplify right side
    43,755.24x = 929,575,069.21
  5. Step 5: Solve for x
    x = 929,575,069.21/43,755.24
  6. Step 6: Final answer
    x = 21,244.89

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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.