Home / 35,687.68-49,246.85-19,770.98

Finding the Fourth Proportional to 35,687.68, 49,246.85 and 19,770.98

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Solution

The fourth proportional to 35,687.68, 49,246.85 and 19,770.98 is: 27,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.68 : 49,246.85 = 19,770.98 : x
  2. Step 2: Convert to fraction form
    35,687.68/49,246.85 = 19,770.98/x
  3. Step 3: Cross multiply
    35,687.68x = 49,246.85 × 19,770.98
  4. Step 4: Simplify right side
    35,687.68x = 973,658,289.61
  5. Step 5: Solve for x
    x = 973,658,289.61/35,687.68
  6. Step 6: Final answer
    x = 27,282.76

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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.