Home / 48,775.60-73,155.90-15,491.32

Finding the Fourth Proportional to 48,775.60, 73,155.90 and 15,491.32

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Solution

The fourth proportional to 48,775.60, 73,155.90 and 15,491.32 is: 23,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.60 : 73,155.90 = 15,491.32 : x
  2. Step 2: Convert to fraction form
    48,775.60/73,155.90 = 15,491.32/x
  3. Step 3: Cross multiply
    48,775.60x = 73,155.90 × 15,491.32
  4. Step 4: Simplify right side
    48,775.60x = 1,133,281,456.79
  5. Step 5: Solve for x
    x = 1,133,281,456.79/48,775.60
  6. Step 6: Final answer
    x = 23,234.60

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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.