Home / 51,177.12-76,760.28-13,741.08

Finding the Fourth Proportional to 51,177.12, 76,760.28 and 13,741.08

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Solution

The fourth proportional to 51,177.12, 76,760.28 and 13,741.08 is: 20,610.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,177.12 : 76,760.28 = 13,741.08 : x
  2. Step 2: Convert to fraction form
    51,177.12/76,760.28 = 13,741.08/x
  3. Step 3: Cross multiply
    51,177.12x = 76,760.28 × 13,741.08
  4. Step 4: Simplify right side
    51,177.12x = 1,054,769,148.30
  5. Step 5: Solve for x
    x = 1,054,769,148.30/51,177.12
  6. Step 6: Final answer
    x = 20,610.17

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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.