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Finding the Fourth Proportional to 16,659.02, 24,979.08 and 5,559.68

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Solution

The fourth proportional to 16,659.02, 24,979.08 and 5,559.68 is: 8,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.02 : 24,979.08 = 5,559.68 : x
  2. Step 2: Convert to fraction form
    16,659.02/24,979.08 = 5,559.68/x
  3. Step 3: Cross multiply
    16,659.02x = 24,979.08 × 5,559.68
  4. Step 4: Simplify right side
    16,659.02x = 138,875,691.49
  5. Step 5: Solve for x
    x = 138,875,691.49/16,659.02
  6. Step 6: Final answer
    x = 8,336.37

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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.