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Finding the Fourth Proportional to 17,550.72, 26,328.24 and 5,865.12

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Solution

The fourth proportional to 17,550.72, 26,328.24 and 5,865.12 is: 8,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,550.72 : 26,328.24 = 5,865.12 : x
  2. Step 2: Convert to fraction form
    17,550.72/26,328.24 = 5,865.12/x
  3. Step 3: Cross multiply
    17,550.72x = 26,328.24 × 5,865.12
  4. Step 4: Simplify right side
    17,550.72x = 154,418,286.99
  5. Step 5: Solve for x
    x = 154,418,286.99/17,550.72
  6. Step 6: Final answer
    x = 8,798.40

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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.