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Finding the Fourth Proportional to 16,293.74, 24,418.74 and 8,887.10

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Solution

The fourth proportional to 16,293.74, 24,418.74 and 8,887.10 is: 13,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.74 : 24,418.74 = 8,887.10 : x
  2. Step 2: Convert to fraction form
    16,293.74/24,418.74 = 8,887.10/x
  3. Step 3: Cross multiply
    16,293.74x = 24,418.74 × 8,887.10
  4. Step 4: Simplify right side
    16,293.74x = 217,011,784.25
  5. Step 5: Solve for x
    x = 217,011,784.25/16,293.74
  6. Step 6: Final answer
    x = 13,318.72

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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.