Home / 26,432.80-39,615.60-10,832.80

Finding the Fourth Proportional to 26,432.80, 39,615.60 and 10,832.80

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Solution

The fourth proportional to 26,432.80, 39,615.60 and 10,832.80 is: 16,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.80 : 39,615.60 = 10,832.80 : x
  2. Step 2: Convert to fraction form
    26,432.80/39,615.60 = 10,832.80/x
  3. Step 3: Cross multiply
    26,432.80x = 39,615.60 × 10,832.80
  4. Step 4: Simplify right side
    26,432.80x = 429,147,871.68
  5. Step 5: Solve for x
    x = 429,147,871.68/26,432.80
  6. Step 6: Final answer
    x = 16,235.43

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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.