Home / 43,329.72-65,011.86-15,629.88

Finding the Fourth Proportional to 43,329.72, 65,011.86 and 15,629.88

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Solution

The fourth proportional to 43,329.72, 65,011.86 and 15,629.88 is: 23,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,329.72 : 65,011.86 = 15,629.88 : x
  2. Step 2: Convert to fraction form
    43,329.72/65,011.86 = 15,629.88/x
  3. Step 3: Cross multiply
    43,329.72x = 65,011.86 × 15,629.88
  4. Step 4: Simplify right side
    43,329.72x = 1,016,127,570.38
  5. Step 5: Solve for x
    x = 1,016,127,570.38/43,329.72
  6. Step 6: Final answer
    x = 23,451.05

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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.