Home / 35,872.36-49,503.18-19,956.76

Finding the Fourth Proportional to 35,872.36, 49,503.18 and 19,956.76

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Solution

The fourth proportional to 35,872.36, 49,503.18 and 19,956.76 is: 27,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,872.36 : 49,503.18 = 19,956.76 : x
  2. Step 2: Convert to fraction form
    35,872.36/49,503.18 = 19,956.76/x
  3. Step 3: Cross multiply
    35,872.36x = 49,503.18 × 19,956.76
  4. Step 4: Simplify right side
    35,872.36x = 987,923,082.50
  5. Step 5: Solve for x
    x = 987,923,082.50/35,872.36
  6. Step 6: Final answer
    x = 27,539.95

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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.