Home / 22,294.32-30,765.34-12,222.54

Finding the Fourth Proportional to 22,294.32, 30,765.34 and 12,222.54

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Solution

The fourth proportional to 22,294.32, 30,765.34 and 12,222.54 is: 16,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,294.32 : 30,765.34 = 12,222.54 : x
  2. Step 2: Convert to fraction form
    22,294.32/30,765.34 = 12,222.54/x
  3. Step 3: Cross multiply
    22,294.32x = 30,765.34 × 12,222.54
  4. Step 4: Simplify right side
    22,294.32x = 376,030,536.11
  5. Step 5: Solve for x
    x = 376,030,536.11/22,294.32
  6. Step 6: Final answer
    x = 16,866.65

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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.