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Finding the Fourth Proportional to 16,618.83, 24,920.94 and 6,223.29

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Solution

The fourth proportional to 16,618.83, 24,920.94 and 6,223.29 is: 9,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.83 : 24,920.94 = 6,223.29 : x
  2. Step 2: Convert to fraction form
    16,618.83/24,920.94 = 6,223.29/x
  3. Step 3: Cross multiply
    16,618.83x = 24,920.94 × 6,223.29
  4. Step 4: Simplify right side
    16,618.83x = 155,090,112.09
  5. Step 5: Solve for x
    x = 155,090,112.09/16,618.83
  6. Step 6: Final answer
    x = 9,332.19

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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.