Home / 43,622.13-65,419.33-14,033.08

Finding the Fourth Proportional to 43,622.13, 65,419.33 and 14,033.08

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Solution

The fourth proportional to 43,622.13, 65,419.33 and 14,033.08 is: 21,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,622.13 : 65,419.33 = 14,033.08 : x
  2. Step 2: Convert to fraction form
    43,622.13/65,419.33 = 14,033.08/x
  3. Step 3: Cross multiply
    43,622.13x = 65,419.33 × 14,033.08
  4. Step 4: Simplify right side
    43,622.13x = 918,034,691.44
  5. Step 5: Solve for x
    x = 918,034,691.44/43,622.13
  6. Step 6: Final answer
    x = 21,045.16

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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.