Home / 43,279.69-64,926.71-15,192.46

Finding the Fourth Proportional to 43,279.69, 64,926.71 and 15,192.46

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Solution

The fourth proportional to 43,279.69, 64,926.71 and 15,192.46 is: 22,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,279.69 : 64,926.71 = 15,192.46 : x
  2. Step 2: Convert to fraction form
    43,279.69/64,926.71 = 15,192.46/x
  3. Step 3: Cross multiply
    43,279.69x = 64,926.71 × 15,192.46
  4. Step 4: Simplify right side
    43,279.69x = 986,396,044.01
  5. Step 5: Solve for x
    x = 986,396,044.01/43,279.69
  6. Step 6: Final answer
    x = 22,791.20

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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.