Home / 27,231.62-37,583.16-15,294.96

Finding the Fourth Proportional to 27,231.62, 37,583.16 and 15,294.96

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Solution

The fourth proportional to 27,231.62, 37,583.16 and 15,294.96 is: 21,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.62 : 37,583.16 = 15,294.96 : x
  2. Step 2: Convert to fraction form
    27,231.62/37,583.16 = 15,294.96/x
  3. Step 3: Cross multiply
    27,231.62x = 37,583.16 × 15,294.96
  4. Step 4: Simplify right side
    27,231.62x = 574,832,928.87
  5. Step 5: Solve for x
    x = 574,832,928.87/27,231.62
  6. Step 6: Final answer
    x = 21,109.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.