Home / 47,756.25-71,663.09-17,792.53

Finding the Fourth Proportional to 47,756.25, 71,663.09 and 17,792.53

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Solution

The fourth proportional to 47,756.25, 71,663.09 and 17,792.53 is: 26,699.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,756.25 : 71,663.09 = 17,792.53 : x
  2. Step 2: Convert to fraction form
    47,756.25/71,663.09 = 17,792.53/x
  3. Step 3: Cross multiply
    47,756.25x = 71,663.09 × 17,792.53
  4. Step 4: Simplify right side
    47,756.25x = 1,275,067,678.72
  5. Step 5: Solve for x
    x = 1,275,067,678.72/47,756.25
  6. Step 6: Final answer
    x = 26,699.49

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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.