Home / 49,070.06-73,609.56-15,781.89

Finding the Fourth Proportional to 49,070.06, 73,609.56 and 15,781.89

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Solution

The fourth proportional to 49,070.06, 73,609.56 and 15,781.89 is: 23,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,070.06 : 73,609.56 = 15,781.89 : x
  2. Step 2: Convert to fraction form
    49,070.06/73,609.56 = 15,781.89/x
  3. Step 3: Cross multiply
    49,070.06x = 73,609.56 × 15,781.89
  4. Step 4: Simplify right side
    49,070.06x = 1,161,697,978.87
  5. Step 5: Solve for x
    x = 1,161,697,978.87/49,070.06
  6. Step 6: Final answer
    x = 23,674.28

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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.