Home / 32,270.76-48,408.54-12,540.84

Finding the Fourth Proportional to 32,270.76, 48,408.54 and 12,540.84

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Solution

The fourth proportional to 32,270.76, 48,408.54 and 12,540.84 is: 18,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,270.76 : 48,408.54 = 12,540.84 : x
  2. Step 2: Convert to fraction form
    32,270.76/48,408.54 = 12,540.84/x
  3. Step 3: Cross multiply
    32,270.76x = 48,408.54 × 12,540.84
  4. Step 4: Simplify right side
    32,270.76x = 607,083,754.77
  5. Step 5: Solve for x
    x = 607,083,754.77/32,270.76
  6. Step 6: Final answer
    x = 18,812.19

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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.