Home / 45,869.40-68,805.54-16,286.76

Finding the Fourth Proportional to 45,869.40, 68,805.54 and 16,286.76

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Solution

The fourth proportional to 45,869.40, 68,805.54 and 16,286.76 is: 24,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,869.40 : 68,805.54 = 16,286.76 : x
  2. Step 2: Convert to fraction form
    45,869.40/68,805.54 = 16,286.76/x
  3. Step 3: Cross multiply
    45,869.40x = 68,805.54 × 16,286.76
  4. Step 4: Simplify right side
    45,869.40x = 1,120,619,316.65
  5. Step 5: Solve for x
    x = 1,120,619,316.65/45,869.40
  6. Step 6: Final answer
    x = 24,430.65

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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.