Home / 35,955.66-49,618.92-20,039.70

Finding the Fourth Proportional to 35,955.66, 49,618.92 and 20,039.70

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Solution

The fourth proportional to 35,955.66, 49,618.92 and 20,039.70 is: 27,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,955.66 : 49,618.92 = 20,039.70 : x
  2. Step 2: Convert to fraction form
    35,955.66/49,618.92 = 20,039.70/x
  3. Step 3: Cross multiply
    35,955.66x = 49,618.92 × 20,039.70
  4. Step 4: Simplify right side
    35,955.66x = 994,348,271.12
  5. Step 5: Solve for x
    x = 994,348,271.12/35,955.66
  6. Step 6: Final answer
    x = 27,654.85

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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.