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Finding the Fourth Proportional to 14,805.92, 22,209.19 and 4,945.29

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Solution

The fourth proportional to 14,805.92, 22,209.19 and 4,945.29 is: 7,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805.92 : 22,209.19 = 4,945.29 : x
  2. Step 2: Convert to fraction form
    14,805.92/22,209.19 = 4,945.29/x
  3. Step 3: Cross multiply
    14,805.92x = 22,209.19 × 4,945.29
  4. Step 4: Simplify right side
    14,805.92x = 109,830,789.57
  5. Step 5: Solve for x
    x = 109,830,789.57/14,805.92
  6. Step 6: Final answer
    x = 7,418.03

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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.