Home / 27,438.45-41,124.87-12,632.46

Finding the Fourth Proportional to 27,438.45, 41,124.87 and 12,632.46

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Solution

The fourth proportional to 27,438.45, 41,124.87 and 12,632.46 is: 18,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.45 : 41,124.87 = 12,632.46 : x
  2. Step 2: Convert to fraction form
    27,438.45/41,124.87 = 12,632.46/x
  3. Step 3: Cross multiply
    27,438.45x = 41,124.87 × 12,632.46
  4. Step 4: Simplify right side
    27,438.45x = 519,508,275.28
  5. Step 5: Solve for x
    x = 519,508,275.28/27,438.45
  6. Step 6: Final answer
    x = 18,933.59

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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.