Home / 17,520.87-26,271.57-5,827.71

Finding the Fourth Proportional to 17,520.87, 26,271.57 and 5,827.71

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Solution

The fourth proportional to 17,520.87, 26,271.57 and 5,827.71 is: 8,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.87 : 26,271.57 = 5,827.71 : x
  2. Step 2: Convert to fraction form
    17,520.87/26,271.57 = 5,827.71/x
  3. Step 3: Cross multiply
    17,520.87x = 26,271.57 × 5,827.71
  4. Step 4: Simplify right side
    17,520.87x = 153,103,091.20
  5. Step 5: Solve for x
    x = 153,103,091.20/17,520.87
  6. Step 6: Final answer
    x = 8,738.33

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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.