Home / 48,330.12-72,475.68-15,039.12

Finding the Fourth Proportional to 48,330.12, 72,475.68 and 15,039.12

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Solution

The fourth proportional to 48,330.12, 72,475.68 and 15,039.12 is: 22,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,330.12 : 72,475.68 = 15,039.12 : x
  2. Step 2: Convert to fraction form
    48,330.12/72,475.68 = 15,039.12/x
  3. Step 3: Cross multiply
    48,330.12x = 72,475.68 × 15,039.12
  4. Step 4: Simplify right side
    48,330.12x = 1,089,970,448.60
  5. Step 5: Solve for x
    x = 1,089,970,448.60/48,330.12
  6. Step 6: Final answer
    x = 22,552.61

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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.