Home / 18,150.66-27,229.77-5,670.18

Finding the Fourth Proportional to 18,150.66, 27,229.77 and 5,670.18

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Solution

The fourth proportional to 18,150.66, 27,229.77 and 5,670.18 is: 8,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.66 : 27,229.77 = 5,670.18 : x
  2. Step 2: Convert to fraction form
    18,150.66/27,229.77 = 5,670.18/x
  3. Step 3: Cross multiply
    18,150.66x = 27,229.77 × 5,670.18
  4. Step 4: Simplify right side
    18,150.66x = 154,397,697.26
  5. Step 5: Solve for x
    x = 154,397,697.26/18,150.66
  6. Step 6: Final answer
    x = 8,506.45

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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.