Home / 35,704.87-49,268.19-19,789.18

Finding the Fourth Proportional to 35,704.87, 49,268.19 and 19,789.18

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Solution

The fourth proportional to 35,704.87, 49,268.19 and 19,789.18 is: 27,306.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.87 : 49,268.19 = 19,789.18 : x
  2. Step 2: Convert to fraction form
    35,704.87/49,268.19 = 19,789.18/x
  3. Step 3: Cross multiply
    35,704.87x = 49,268.19 × 19,789.18
  4. Step 4: Simplify right side
    35,704.87x = 974,977,080.18
  5. Step 5: Solve for x
    x = 974,977,080.18/35,704.87
  6. Step 6: Final answer
    x = 27,306.56

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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.