Home / 35,865.88-49,494.60-19,950.72

Finding the Fourth Proportional to 35,865.88, 49,494.60 and 19,950.72

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Solution

The fourth proportional to 35,865.88, 49,494.60 and 19,950.72 is: 27,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,865.88 : 49,494.60 = 19,950.72 : x
  2. Step 2: Convert to fraction form
    35,865.88/49,494.60 = 19,950.72/x
  3. Step 3: Cross multiply
    35,865.88x = 49,494.60 × 19,950.72
  4. Step 4: Simplify right side
    35,865.88x = 987,452,906.11
  5. Step 5: Solve for x
    x = 987,452,906.11/35,865.88
  6. Step 6: Final answer
    x = 27,531.82

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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.