Home / 10,016.86-15,020.70-5,335.65

Finding the Fourth Proportional to 10,016.86, 15,020.70 and 5,335.65

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Solution

The fourth proportional to 10,016.86, 15,020.70 and 5,335.65 is: 8,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.86 : 15,020.70 = 5,335.65 : x
  2. Step 2: Convert to fraction form
    10,016.86/15,020.70 = 5,335.65/x
  3. Step 3: Cross multiply
    10,016.86x = 15,020.70 × 5,335.65
  4. Step 4: Simplify right side
    10,016.86x = 80,145,122.85
  5. Step 5: Solve for x
    x = 80,145,122.85/10,016.86
  6. Step 6: Final answer
    x = 8,001.02

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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.