Home / 34,146.28-51,219.31-15,886.95

Finding the Fourth Proportional to 34,146.28, 51,219.31 and 15,886.95

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Solution

The fourth proportional to 34,146.28, 51,219.31 and 15,886.95 is: 23,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,146.28 : 51,219.31 = 15,886.95 : x
  2. Step 2: Convert to fraction form
    34,146.28/51,219.31 = 15,886.95/x
  3. Step 3: Cross multiply
    34,146.28x = 51,219.31 × 15,886.95
  4. Step 4: Simplify right side
    34,146.28x = 813,718,617.00
  5. Step 5: Solve for x
    x = 813,718,617.00/34,146.28
  6. Step 6: Final answer
    x = 23,830.37

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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.