Home / 16,920.48-25,382.42-5,825.70

Finding the Fourth Proportional to 16,920.48, 25,382.42 and 5,825.70

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Solution

The fourth proportional to 16,920.48, 25,382.42 and 5,825.70 is: 8,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.48 : 25,382.42 = 5,825.70 : x
  2. Step 2: Convert to fraction form
    16,920.48/25,382.42 = 5,825.70/x
  3. Step 3: Cross multiply
    16,920.48x = 25,382.42 × 5,825.70
  4. Step 4: Simplify right side
    16,920.48x = 147,870,335.07
  5. Step 5: Solve for x
    x = 147,870,335.07/16,920.48
  6. Step 6: Final answer
    x = 8,739.13

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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.