Home / 10,020.86-15,026.92-4,757.38

Finding the Fourth Proportional to 10,020.86, 15,026.92 and 4,757.38

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Solution

The fourth proportional to 10,020.86, 15,026.92 and 4,757.38 is: 7,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.86 : 15,026.92 = 4,757.38 : x
  2. Step 2: Convert to fraction form
    10,020.86/15,026.92 = 4,757.38/x
  3. Step 3: Cross multiply
    10,020.86x = 15,026.92 × 4,757.38
  4. Step 4: Simplify right side
    10,020.86x = 71,488,803.74
  5. Step 5: Solve for x
    x = 71,488,803.74/10,020.86
  6. Step 6: Final answer
    x = 7,134.00

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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.