Home / 23,235.60-34,829.10-8,438.52

Finding the Fourth Proportional to 23,235.60, 34,829.10 and 8,438.52

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Solution

The fourth proportional to 23,235.60, 34,829.10 and 8,438.52 is: 12,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,235.60 : 34,829.10 = 8,438.52 : x
  2. Step 2: Convert to fraction form
    23,235.60/34,829.10 = 8,438.52/x
  3. Step 3: Cross multiply
    23,235.60x = 34,829.10 × 8,438.52
  4. Step 4: Simplify right side
    23,235.60x = 293,906,056.93
  5. Step 5: Solve for x
    x = 293,906,056.93/23,235.60
  6. Step 6: Final answer
    x = 12,648.95

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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.