Home / 35,850.67-49,471.89-19,934.78

Finding the Fourth Proportional to 35,850.67, 49,471.89 and 19,934.78

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Solution

The fourth proportional to 35,850.67, 49,471.89 and 19,934.78 is: 27,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,850.67 : 49,471.89 = 19,934.78 : x
  2. Step 2: Convert to fraction form
    35,850.67/49,471.89 = 19,934.78/x
  3. Step 3: Cross multiply
    35,850.67x = 49,471.89 × 19,934.78
  4. Step 4: Simplify right side
    35,850.67x = 986,210,977.29
  5. Step 5: Solve for x
    x = 986,210,977.29/35,850.67
  6. Step 6: Final answer
    x = 27,508.86

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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.