Home / 34,012.71-50,909.85-18,178.11

Finding the Fourth Proportional to 34,012.71, 50,909.85 and 18,178.11

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Solution

The fourth proportional to 34,012.71, 50,909.85 and 18,178.11 is: 27,208.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.71 : 50,909.85 = 18,178.11 : x
  2. Step 2: Convert to fraction form
    34,012.71/50,909.85 = 18,178.11/x
  3. Step 3: Cross multiply
    34,012.71x = 50,909.85 × 18,178.11
  4. Step 4: Simplify right side
    34,012.71x = 925,444,853.38
  5. Step 5: Solve for x
    x = 925,444,853.38/34,012.71
  6. Step 6: Final answer
    x = 27,208.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.