Home / 22,346.73-30,838.86-12,275.60

Finding the Fourth Proportional to 22,346.73, 30,838.86 and 12,275.60

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Solution

The fourth proportional to 22,346.73, 30,838.86 and 12,275.60 is: 16,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.73 : 30,838.86 = 12,275.60 : x
  2. Step 2: Convert to fraction form
    22,346.73/30,838.86 = 12,275.60/x
  3. Step 3: Cross multiply
    22,346.73x = 30,838.86 × 12,275.60
  4. Step 4: Simplify right side
    22,346.73x = 378,565,355.62
  5. Step 5: Solve for x
    x = 378,565,355.62/22,346.73
  6. Step 6: Final answer
    x = 16,940.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.