Home / 43,374.31-65,061.93-15,289.13

Finding the Fourth Proportional to 43,374.31, 65,061.93 and 15,289.13

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Solution

The fourth proportional to 43,374.31, 65,061.93 and 15,289.13 is: 22,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,374.31 : 65,061.93 = 15,289.13 : x
  2. Step 2: Convert to fraction form
    43,374.31/65,061.93 = 15,289.13/x
  3. Step 3: Cross multiply
    43,374.31x = 65,061.93 × 15,289.13
  4. Step 4: Simplify right side
    43,374.31x = 994,740,305.82
  5. Step 5: Solve for x
    x = 994,740,305.82/43,374.31
  6. Step 6: Final answer
    x = 22,933.86

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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.