Home / 17,011.56-25,521.80-5,324.88

Finding the Fourth Proportional to 17,011.56, 25,521.80 and 5,324.88

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Solution

The fourth proportional to 17,011.56, 25,521.80 and 5,324.88 is: 7,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.56 : 25,521.80 = 5,324.88 : x
  2. Step 2: Convert to fraction form
    17,011.56/25,521.80 = 5,324.88/x
  3. Step 3: Cross multiply
    17,011.56x = 25,521.80 × 5,324.88
  4. Step 4: Simplify right side
    17,011.56x = 135,900,522.38
  5. Step 5: Solve for x
    x = 135,900,522.38/17,011.56
  6. Step 6: Final answer
    x = 7,988.72

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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.