Home / 35,597.27-49,121.82-19,679.55

Finding the Fourth Proportional to 35,597.27, 49,121.82 and 19,679.55

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Solution

The fourth proportional to 35,597.27, 49,121.82 and 19,679.55 is: 27,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,597.27 : 49,121.82 = 19,679.55 : x
  2. Step 2: Convert to fraction form
    35,597.27/49,121.82 = 19,679.55/x
  3. Step 3: Cross multiply
    35,597.27x = 49,121.82 × 19,679.55
  4. Step 4: Simplify right side
    35,597.27x = 966,695,312.78
  5. Step 5: Solve for x
    x = 966,695,312.78/35,597.27
  6. Step 6: Final answer
    x = 27,156.45

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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.