Home / 27,532.65-38,001.11-18,102.09

Finding the Fourth Proportional to 27,532.65, 38,001.11 and 18,102.09

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Solution

The fourth proportional to 27,532.65, 38,001.11 and 18,102.09 is: 24,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,532.65 : 38,001.11 = 18,102.09 : x
  2. Step 2: Convert to fraction form
    27,532.65/38,001.11 = 18,102.09/x
  3. Step 3: Cross multiply
    27,532.65x = 38,001.11 × 18,102.09
  4. Step 4: Simplify right side
    27,532.65x = 687,899,513.32
  5. Step 5: Solve for x
    x = 687,899,513.32/27,532.65
  6. Step 6: Final answer
    x = 24,984.86

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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.