Home / 22,355.56-30,850.98-12,926.44

Finding the Fourth Proportional to 22,355.56, 30,850.98 and 12,926.44

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Solution

The fourth proportional to 22,355.56, 30,850.98 and 12,926.44 is: 17,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355.56 : 30,850.98 = 12,926.44 : x
  2. Step 2: Convert to fraction form
    22,355.56/30,850.98 = 12,926.44/x
  3. Step 3: Cross multiply
    22,355.56x = 30,850.98 × 12,926.44
  4. Step 4: Simplify right side
    22,355.56x = 398,793,341.91
  5. Step 5: Solve for x
    x = 398,793,341.91/22,355.56
  6. Step 6: Final answer
    x = 17,838.66

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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.