Home / 22,294.25-30,765.23-12,222.45

Finding the Fourth Proportional to 22,294.25, 30,765.23 and 12,222.45

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Solution

The fourth proportional to 22,294.25, 30,765.23 and 12,222.45 is: 16,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,294.25 : 30,765.23 = 12,222.45 : x
  2. Step 2: Convert to fraction form
    22,294.25/30,765.23 = 12,222.45/x
  3. Step 3: Cross multiply
    22,294.25x = 30,765.23 × 12,222.45
  4. Step 4: Simplify right side
    22,294.25x = 376,026,424.30
  5. Step 5: Solve for x
    x = 376,026,424.30/22,294.25
  6. Step 6: Final answer
    x = 16,866.52

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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.