Home / 23,148.90-34,716.17-8,355.95

Finding the Fourth Proportional to 23,148.90, 34,716.17 and 8,355.95

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Solution

The fourth proportional to 23,148.90, 34,716.17 and 8,355.95 is: 12,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.90 : 34,716.17 = 8,355.95 : x
  2. Step 2: Convert to fraction form
    23,148.90/34,716.17 = 8,355.95/x
  3. Step 3: Cross multiply
    23,148.90x = 34,716.17 × 8,355.95
  4. Step 4: Simplify right side
    23,148.90x = 290,086,365.35
  5. Step 5: Solve for x
    x = 290,086,365.35/23,148.90
  6. Step 6: Final answer
    x = 12,531.32

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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.