Home / 43,374.69-65,086.65-20,001.15

Finding the Fourth Proportional to 43,374.69, 65,086.65 and 20,001.15

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Solution

The fourth proportional to 43,374.69, 65,086.65 and 20,001.15 is: 30,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,374.69 : 65,086.65 = 20,001.15 : x
  2. Step 2: Convert to fraction form
    43,374.69/65,086.65 = 20,001.15/x
  3. Step 3: Cross multiply
    43,374.69x = 65,086.65 × 20,001.15
  4. Step 4: Simplify right side
    43,374.69x = 1,301,807,849.65
  5. Step 5: Solve for x
    x = 1,301,807,849.65/43,374.69
  6. Step 6: Final answer
    x = 30,013.08

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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.