Home / 35,839.76-49,456.60-19,923.28

Finding the Fourth Proportional to 35,839.76, 49,456.60 and 19,923.28

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Solution

The fourth proportional to 35,839.76, 49,456.60 and 19,923.28 is: 27,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.76 : 49,456.60 = 19,923.28 : x
  2. Step 2: Convert to fraction form
    35,839.76/49,456.60 = 19,923.28/x
  3. Step 3: Cross multiply
    35,839.76x = 49,456.60 × 19,923.28
  4. Step 4: Simplify right side
    35,839.76x = 985,337,689.65
  5. Step 5: Solve for x
    x = 985,337,689.65/35,839.76
  6. Step 6: Final answer
    x = 27,492.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.