Home / 18,178.76-27,273.36-15,044.24

Finding the Fourth Proportional to 18,178.76, 27,273.36 and 15,044.24

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Solution

The fourth proportional to 18,178.76, 27,273.36 and 15,044.24 is: 22,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.76 : 27,273.36 = 15,044.24 : x
  2. Step 2: Convert to fraction form
    18,178.76/27,273.36 = 15,044.24/x
  3. Step 3: Cross multiply
    18,178.76x = 27,273.36 × 15,044.24
  4. Step 4: Simplify right side
    18,178.76x = 410,306,973.45
  5. Step 5: Solve for x
    x = 410,306,973.45/18,178.76
  6. Step 6: Final answer
    x = 22,570.68

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1.5x scale

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.