Home / 22,286.02-30,753.93-12,214.21

Finding the Fourth Proportional to 22,286.02, 30,753.93 and 12,214.21

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Solution

The fourth proportional to 22,286.02, 30,753.93 and 12,214.21 is: 16,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.02 : 30,753.93 = 12,214.21 : x
  2. Step 2: Convert to fraction form
    22,286.02/30,753.93 = 12,214.21/x
  3. Step 3: Cross multiply
    22,286.02x = 30,753.93 × 12,214.21
  4. Step 4: Simplify right side
    22,286.02x = 375,634,959.35
  5. Step 5: Solve for x
    x = 375,634,959.35/22,286.02
  6. Step 6: Final answer
    x = 16,855.18

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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.