Home / 34,876.54-48,129.69-18,960.95

Finding the Fourth Proportional to 34,876.54, 48,129.69 and 18,960.95

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Solution

The fourth proportional to 34,876.54, 48,129.69 and 18,960.95 is: 26,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.54 : 48,129.69 = 18,960.95 : x
  2. Step 2: Convert to fraction form
    34,876.54/48,129.69 = 18,960.95/x
  3. Step 3: Cross multiply
    34,876.54x = 48,129.69 × 18,960.95
  4. Step 4: Simplify right side
    34,876.54x = 912,584,837.03
  5. Step 5: Solve for x
    x = 912,584,837.03/34,876.54
  6. Step 6: Final answer
    x = 26,166.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.