Home / 18,157.74-27,229.59-7,062.93

Finding the Fourth Proportional to 18,157.74, 27,229.59 and 7,062.93

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Solution

The fourth proportional to 18,157.74, 27,229.59 and 7,062.93 is: 10,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157.74 : 27,229.59 = 7,062.93 : x
  2. Step 2: Convert to fraction form
    18,157.74/27,229.59 = 7,062.93/x
  3. Step 3: Cross multiply
    18,157.74x = 27,229.59 × 7,062.93
  4. Step 4: Simplify right side
    18,157.74x = 192,320,688.10
  5. Step 5: Solve for x
    x = 192,320,688.10/18,157.74
  6. Step 6: Final answer
    x = 10,591.66

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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.