Home / 51,882.79-77,699.42-29,628.72

Finding the Fourth Proportional to 51,882.79, 77,699.42 and 29,628.72

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Solution

The fourth proportional to 51,882.79, 77,699.42 and 29,628.72 is: 44,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,882.79 : 77,699.42 = 29,628.72 : x
  2. Step 2: Convert to fraction form
    51,882.79/77,699.42 = 29,628.72/x
  3. Step 3: Cross multiply
    51,882.79x = 77,699.42 × 29,628.72
  4. Step 4: Simplify right side
    51,882.79x = 2,302,133,822.70
  5. Step 5: Solve for x
    x = 2,302,133,822.70/51,882.79
  6. Step 6: Final answer
    x = 44,371.82

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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.