Home / 27,319.70-40,983.20-9,548.30

Finding the Fourth Proportional to 27,319.70, 40,983.20 and 9,548.30

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Solution

The fourth proportional to 27,319.70, 40,983.20 and 9,548.30 is: 14,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,319.70 : 40,983.20 = 9,548.30 : x
  2. Step 2: Convert to fraction form
    27,319.70/40,983.20 = 9,548.30/x
  3. Step 3: Cross multiply
    27,319.70x = 40,983.20 × 9,548.30
  4. Step 4: Simplify right side
    27,319.70x = 391,319,888.56
  5. Step 5: Solve for x
    x = 391,319,888.56/27,319.70
  6. Step 6: Final answer
    x = 14,323.73

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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.