Home / 27,760.32-41,640.21-8,038.71

Finding the Fourth Proportional to 27,760.32, 41,640.21 and 8,038.71

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Solution

The fourth proportional to 27,760.32, 41,640.21 and 8,038.71 is: 12,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,760.32 : 41,640.21 = 8,038.71 : x
  2. Step 2: Convert to fraction form
    27,760.32/41,640.21 = 8,038.71/x
  3. Step 3: Cross multiply
    27,760.32x = 41,640.21 × 8,038.71
  4. Step 4: Simplify right side
    27,760.32x = 334,733,572.53
  5. Step 5: Solve for x
    x = 334,733,572.53/27,760.32
  6. Step 6: Final answer
    x = 12,057.99

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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.