Home / 27,217.86-40,809.02-11,432.98

Finding the Fourth Proportional to 27,217.86, 40,809.02 and 11,432.98

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Solution

The fourth proportional to 27,217.86, 40,809.02 and 11,432.98 is: 17,142.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.86 : 40,809.02 = 11,432.98 : x
  2. Step 2: Convert to fraction form
    27,217.86/40,809.02 = 11,432.98/x
  3. Step 3: Cross multiply
    27,217.86x = 40,809.02 × 11,432.98
  4. Step 4: Simplify right side
    27,217.86x = 466,568,709.48
  5. Step 5: Solve for x
    x = 466,568,709.48/27,217.86
  6. Step 6: Final answer
    x = 17,142.01

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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.