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Finding the Fourth Proportional to 16,665.39, 24,990.39 and 6,132.77

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Solution

The fourth proportional to 16,665.39, 24,990.39 and 6,132.77 is: 9,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665.39 : 24,990.39 = 6,132.77 : x
  2. Step 2: Convert to fraction form
    16,665.39/24,990.39 = 6,132.77/x
  3. Step 3: Cross multiply
    16,665.39x = 24,990.39 × 6,132.77
  4. Step 4: Simplify right side
    16,665.39x = 153,260,189.13
  5. Step 5: Solve for x
    x = 153,260,189.13/16,665.39
  6. Step 6: Final answer
    x = 9,196.32

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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.