Home / 48,785.75-73,178.62-13,725.41

Finding the Fourth Proportional to 48,785.75, 73,178.62 and 13,725.41

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Solution

The fourth proportional to 48,785.75, 73,178.62 and 13,725.41 is: 20,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,785.75 : 73,178.62 = 13,725.41 : x
  2. Step 2: Convert to fraction form
    48,785.75/73,178.62 = 13,725.41/x
  3. Step 3: Cross multiply
    48,785.75x = 73,178.62 × 13,725.41
  4. Step 4: Simplify right side
    48,785.75x = 1,004,406,162.53
  5. Step 5: Solve for x
    x = 1,004,406,162.53/48,785.75
  6. Step 6: Final answer
    x = 20,588.11

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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.