Home / 15,013.56-20,703.42-9,044.04

Finding the Fourth Proportional to 15,013.56, 20,703.42 and 9,044.04

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Solution

The fourth proportional to 15,013.56, 20,703.42 and 9,044.04 is: 12,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.56 : 20,703.42 = 9,044.04 : x
  2. Step 2: Convert to fraction form
    15,013.56/20,703.42 = 9,044.04/x
  3. Step 3: Cross multiply
    15,013.56x = 20,703.42 × 9,044.04
  4. Step 4: Simplify right side
    15,013.56x = 187,242,558.62
  5. Step 5: Solve for x
    x = 187,242,558.62/15,013.56
  6. Step 6: Final answer
    x = 12,471.56

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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.