Home / 22,228.46-30,674.14-12,154.95

Finding the Fourth Proportional to 22,228.46, 30,674.14 and 12,154.95

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Solution

The fourth proportional to 22,228.46, 30,674.14 and 12,154.95 is: 16,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.46 : 30,674.14 = 12,154.95 : x
  2. Step 2: Convert to fraction form
    22,228.46/30,674.14 = 12,154.95/x
  3. Step 3: Cross multiply
    22,228.46x = 30,674.14 × 12,154.95
  4. Step 4: Simplify right side
    22,228.46x = 372,842,423.85
  5. Step 5: Solve for x
    x = 372,842,423.85/22,228.46
  6. Step 6: Final answer
    x = 16,773.20

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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.