Home / 35,837.57-49,458.13-19,921.95

Finding the Fourth Proportional to 35,837.57, 49,458.13 and 19,921.95

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Solution

The fourth proportional to 35,837.57, 49,458.13 and 19,921.95 is: 27,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,837.57 : 49,458.13 = 19,921.95 : x
  2. Step 2: Convert to fraction form
    35,837.57/49,458.13 = 19,921.95/x
  3. Step 3: Cross multiply
    35,837.57x = 49,458.13 × 19,921.95
  4. Step 4: Simplify right side
    35,837.57x = 985,302,343.15
  5. Step 5: Solve for x
    x = 985,302,343.15/35,837.57
  6. Step 6: Final answer
    x = 27,493.56

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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.