Home / 23,432.40-35,149.14-8,438.76

Finding the Fourth Proportional to 23,432.40, 35,149.14 and 8,438.76

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Solution

The fourth proportional to 23,432.40, 35,149.14 and 8,438.76 is: 12,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.40 : 35,149.14 = 8,438.76 : x
  2. Step 2: Convert to fraction form
    23,432.40/35,149.14 = 8,438.76/x
  3. Step 3: Cross multiply
    23,432.40x = 35,149.14 × 8,438.76
  4. Step 4: Simplify right side
    23,432.40x = 296,615,156.67
  5. Step 5: Solve for x
    x = 296,615,156.67/23,432.40
  6. Step 6: Final answer
    x = 12,658.33

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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.