Home / 10,095.69-15,142.38-2,700.74

Finding the Fourth Proportional to 10,095.69, 15,142.38 and 2,700.74

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Solution

The fourth proportional to 10,095.69, 15,142.38 and 2,700.74 is: 4,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.69 : 15,142.38 = 2,700.74 : x
  2. Step 2: Convert to fraction form
    10,095.69/15,142.38 = 2,700.74/x
  3. Step 3: Cross multiply
    10,095.69x = 15,142.38 × 2,700.74
  4. Step 4: Simplify right side
    10,095.69x = 40,895,555.65
  5. Step 5: Solve for x
    x = 40,895,555.65/10,095.69
  6. Step 6: Final answer
    x = 4,050.79

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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.