Home / 27,424.04-41,139.30-17,571.20

Finding the Fourth Proportional to 27,424.04, 41,139.30 and 17,571.20

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Solution

The fourth proportional to 27,424.04, 41,139.30 and 17,571.20 is: 26,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.04 : 41,139.30 = 17,571.20 : x
  2. Step 2: Convert to fraction form
    27,424.04/41,139.30 = 17,571.20/x
  3. Step 3: Cross multiply
    27,424.04x = 41,139.30 × 17,571.20
  4. Step 4: Simplify right side
    27,424.04x = 722,866,868.16
  5. Step 5: Solve for x
    x = 722,866,868.16/27,424.04
  6. Step 6: Final answer
    x = 26,358.88

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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.