Home / 27,040.56-40,560.93-8,320.47

Finding the Fourth Proportional to 27,040.56, 40,560.93 and 8,320.47

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Solution

The fourth proportional to 27,040.56, 40,560.93 and 8,320.47 is: 12,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,040.56 : 40,560.93 = 8,320.47 : x
  2. Step 2: Convert to fraction form
    27,040.56/40,560.93 = 8,320.47/x
  3. Step 3: Cross multiply
    27,040.56x = 40,560.93 × 8,320.47
  4. Step 4: Simplify right side
    27,040.56x = 337,486,001.24
  5. Step 5: Solve for x
    x = 337,486,001.24/27,040.56
  6. Step 6: Final answer
    x = 12,480.73

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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.