Home / 43,617.29-65,438.69-14,034.47

Finding the Fourth Proportional to 43,617.29, 65,438.69 and 14,034.47

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Solution

The fourth proportional to 43,617.29, 65,438.69 and 14,034.47 is: 21,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,617.29 : 65,438.69 = 14,034.47 : x
  2. Step 2: Convert to fraction form
    43,617.29/65,438.69 = 14,034.47/x
  3. Step 3: Cross multiply
    43,617.29x = 65,438.69 × 14,034.47
  4. Step 4: Simplify right side
    43,617.29x = 918,396,934.28
  5. Step 5: Solve for x
    x = 918,396,934.28/43,617.29
  6. Step 6: Final answer
    x = 21,055.80

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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.