Home / 34,632.89-47,793.60-18,717.30

Finding the Fourth Proportional to 34,632.89, 47,793.60 and 18,717.30

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Solution

The fourth proportional to 34,632.89, 47,793.60 and 18,717.30 is: 25,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,632.89 : 47,793.60 = 18,717.30 : x
  2. Step 2: Convert to fraction form
    34,632.89/47,793.60 = 18,717.30/x
  3. Step 3: Cross multiply
    34,632.89x = 47,793.60 × 18,717.30
  4. Step 4: Simplify right side
    34,632.89x = 894,567,149.28
  5. Step 5: Solve for x
    x = 894,567,149.28/34,632.89
  6. Step 6: Final answer
    x = 25,829.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.