Home / 48,900.86-73,350.51-15,620.71

Finding the Fourth Proportional to 48,900.86, 73,350.51 and 15,620.71

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Solution

The fourth proportional to 48,900.86, 73,350.51 and 15,620.71 is: 23,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,900.86 : 73,350.51 = 15,620.71 : x
  2. Step 2: Convert to fraction form
    48,900.86/73,350.51 = 15,620.71/x
  3. Step 3: Cross multiply
    48,900.86x = 73,350.51 × 15,620.71
  4. Step 4: Simplify right side
    48,900.86x = 1,145,786,940.64
  5. Step 5: Solve for x
    x = 1,145,786,940.64/48,900.86
  6. Step 6: Final answer
    x = 23,430.81

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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.