Home / 23,681.28-35,521.92-11,997.84

Finding the Fourth Proportional to 23,681.28, 35,521.92 and 11,997.84

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Solution

The fourth proportional to 23,681.28, 35,521.92 and 11,997.84 is: 17,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.28 : 35,521.92 = 11,997.84 : x
  2. Step 2: Convert to fraction form
    23,681.28/35,521.92 = 11,997.84/x
  3. Step 3: Cross multiply
    23,681.28x = 35,521.92 × 11,997.84
  4. Step 4: Simplify right side
    23,681.28x = 426,186,312.65
  5. Step 5: Solve for x
    x = 426,186,312.65/23,681.28
  6. Step 6: Final answer
    x = 17,996.76

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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.