Home / 17,815.20-26,727.42-5,334.72

Finding the Fourth Proportional to 17,815.20, 26,727.42 and 5,334.72

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Solution

The fourth proportional to 17,815.20, 26,727.42 and 5,334.72 is: 8,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.20 : 26,727.42 = 5,334.72 : x
  2. Step 2: Convert to fraction form
    17,815.20/26,727.42 = 5,334.72/x
  3. Step 3: Cross multiply
    17,815.20x = 26,727.42 × 5,334.72
  4. Step 4: Simplify right side
    17,815.20x = 142,583,302.02
  5. Step 5: Solve for x
    x = 142,583,302.02/17,815.20
  6. Step 6: Final answer
    x = 8,003.46

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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.