Home / 51,738.48-77,604.08-18,454.77

Finding the Fourth Proportional to 51,738.48, 77,604.08 and 18,454.77

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Solution

The fourth proportional to 51,738.48, 77,604.08 and 18,454.77 is: 27,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,738.48 : 77,604.08 = 18,454.77 : x
  2. Step 2: Convert to fraction form
    51,738.48/77,604.08 = 18,454.77/x
  3. Step 3: Cross multiply
    51,738.48x = 77,604.08 × 18,454.77
  4. Step 4: Simplify right side
    51,738.48x = 1,432,165,355.19
  5. Step 5: Solve for x
    x = 1,432,165,355.19/51,738.48
  6. Step 6: Final answer
    x = 27,680.85

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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.