Home / 17,821.92-26,724.48-5,337.12

Finding the Fourth Proportional to 17,821.92, 26,724.48 and 5,337.12

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Solution

The fourth proportional to 17,821.92, 26,724.48 and 5,337.12 is: 8,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.92 : 26,724.48 = 5,337.12 : x
  2. Step 2: Convert to fraction form
    17,821.92/26,724.48 = 5,337.12/x
  3. Step 3: Cross multiply
    17,821.92x = 26,724.48 × 5,337.12
  4. Step 4: Simplify right side
    17,821.92x = 142,631,756.70
  5. Step 5: Solve for x
    x = 142,631,756.70/17,821.92
  6. Step 6: Final answer
    x = 8,003.16

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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.