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Finding the Fourth Proportional to 16,648.52, 24,973.74 and 6,260.36

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Solution

The fourth proportional to 16,648.52, 24,973.74 and 6,260.36 is: 9,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.52 : 24,973.74 = 6,260.36 : x
  2. Step 2: Convert to fraction form
    16,648.52/24,973.74 = 6,260.36/x
  3. Step 3: Cross multiply
    16,648.52x = 24,973.74 × 6,260.36
  4. Step 4: Simplify right side
    16,648.52x = 156,344,602.95
  5. Step 5: Solve for x
    x = 156,344,602.95/16,648.52
  6. Step 6: Final answer
    x = 9,390.90

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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.