Home / 51,104.28-76,653.35-19,077.18

Finding the Fourth Proportional to 51,104.28, 76,653.35 and 19,077.18

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Solution

The fourth proportional to 51,104.28, 76,653.35 and 19,077.18 is: 28,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,104.28 : 76,653.35 = 19,077.18 : x
  2. Step 2: Convert to fraction form
    51,104.28/76,653.35 = 19,077.18/x
  3. Step 3: Cross multiply
    51,104.28x = 76,653.35 × 19,077.18
  4. Step 4: Simplify right side
    51,104.28x = 1,462,329,660.17
  5. Step 5: Solve for x
    x = 1,462,329,660.17/51,104.28
  6. Step 6: Final answer
    x = 28,614.62

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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.