Home / 35,704.60-49,272.24-19,789.05

Finding the Fourth Proportional to 35,704.60, 49,272.24 and 19,789.05

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Solution

The fourth proportional to 35,704.60, 49,272.24 and 19,789.05 is: 27,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.60 : 49,272.24 = 19,789.05 : x
  2. Step 2: Convert to fraction form
    35,704.60/49,272.24 = 19,789.05/x
  3. Step 3: Cross multiply
    35,704.60x = 49,272.24 × 19,789.05
  4. Step 4: Simplify right side
    35,704.60x = 975,050,820.97
  5. Step 5: Solve for x
    x = 975,050,820.97/35,704.60
  6. Step 6: Final answer
    x = 27,308.83

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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.