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Finding the Fourth Proportional to 16,648.90, 24,974.30 and 6,260.74

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Solution

The fourth proportional to 16,648.90, 24,974.30 and 6,260.74 is: 9,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.90 : 24,974.30 = 6,260.74 : x
  2. Step 2: Convert to fraction form
    16,648.90/24,974.30 = 6,260.74/x
  3. Step 3: Cross multiply
    16,648.90x = 24,974.30 × 6,260.74
  4. Step 4: Simplify right side
    16,648.90x = 156,357,598.98
  5. Step 5: Solve for x
    x = 156,357,598.98/16,648.90
  6. Step 6: Final answer
    x = 9,391.47

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1.5x scale

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.