Home / 51,170.13-76,762.18-17,882.47

Finding the Fourth Proportional to 51,170.13, 76,762.18 and 17,882.47

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Solution

The fourth proportional to 51,170.13, 76,762.18 and 17,882.47 is: 26,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,170.13 : 76,762.18 = 17,882.47 : x
  2. Step 2: Convert to fraction form
    51,170.13/76,762.18 = 17,882.47/x
  3. Step 3: Cross multiply
    51,170.13x = 76,762.18 × 17,882.47
  4. Step 4: Simplify right side
    51,170.13x = 1,372,697,499.29
  5. Step 5: Solve for x
    x = 1,372,697,499.29/51,170.13
  6. Step 6: Final answer
    x = 26,826.15

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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.