Home / 51,722.46-77,433.30-38,454.48

Finding the Fourth Proportional to 51,722.46, 77,433.30 and 38,454.48

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Solution

The fourth proportional to 51,722.46, 77,433.30 and 38,454.48 is: 57,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,722.46 : 77,433.30 = 38,454.48 : x
  2. Step 2: Convert to fraction form
    51,722.46/77,433.30 = 38,454.48/x
  3. Step 3: Cross multiply
    51,722.46x = 77,433.30 × 38,454.48
  4. Step 4: Simplify right side
    51,722.46x = 2,977,657,286.18
  5. Step 5: Solve for x
    x = 2,977,657,286.18/51,722.46
  6. Step 6: Final answer
    x = 57,569.91

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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.