Home / 44,989.72-67,439.40-15,387.32

Finding the Fourth Proportional to 44,989.72, 67,439.40 and 15,387.32

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Solution

The fourth proportional to 44,989.72, 67,439.40 and 15,387.32 is: 23,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,989.72 : 67,439.40 = 15,387.32 : x
  2. Step 2: Convert to fraction form
    44,989.72/67,439.40 = 15,387.32/x
  3. Step 3: Cross multiply
    44,989.72x = 67,439.40 × 15,387.32
  4. Step 4: Simplify right side
    44,989.72x = 1,037,711,628.41
  5. Step 5: Solve for x
    x = 1,037,711,628.41/44,989.72
  6. Step 6: Final answer
    x = 23,065.53

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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.