Home / 22,226.47-30,673.19-12,154.74

Finding the Fourth Proportional to 22,226.47, 30,673.19 and 12,154.74

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Solution

The fourth proportional to 22,226.47, 30,673.19 and 12,154.74 is: 16,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.47 : 30,673.19 = 12,154.74 : x
  2. Step 2: Convert to fraction form
    22,226.47/30,673.19 = 12,154.74/x
  3. Step 3: Cross multiply
    22,226.47x = 30,673.19 × 12,154.74
  4. Step 4: Simplify right side
    22,226.47x = 372,824,649.42
  5. Step 5: Solve for x
    x = 372,824,649.42/22,226.47
  6. Step 6: Final answer
    x = 16,773.90

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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.