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Finding the Fourth Proportional to 34,466.58, 51,689.88 and 15,736.68

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Solution

The fourth proportional to 34,466.58, 51,689.88 and 15,736.68 is: 23,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,466.58 : 51,689.88 = 15,736.68 : x
  2. Step 2: Convert to fraction form
    34,466.58/51,689.88 = 15,736.68/x
  3. Step 3: Cross multiply
    34,466.58x = 51,689.88 × 15,736.68
  4. Step 4: Simplify right side
    34,466.58x = 813,427,100.80
  5. Step 5: Solve for x
    x = 813,427,100.80/34,466.58
  6. Step 6: Final answer
    x = 23,600.46

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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.