Home / 23,632.91-35,452.89-8,640.79

Finding the Fourth Proportional to 23,632.91, 35,452.89 and 8,640.79

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Solution

The fourth proportional to 23,632.91, 35,452.89 and 8,640.79 is: 12,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,632.91 : 35,452.89 = 8,640.79 : x
  2. Step 2: Convert to fraction form
    23,632.91/35,452.89 = 8,640.79/x
  3. Step 3: Cross multiply
    23,632.91x = 35,452.89 × 8,640.79
  4. Step 4: Simplify right side
    23,632.91x = 306,341,088.17
  5. Step 5: Solve for x
    x = 306,341,088.17/23,632.91
  6. Step 6: Final answer
    x = 12,962.48

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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.