Home / 22,236.34-30,686.97-12,164.17

Finding the Fourth Proportional to 22,236.34, 30,686.97 and 12,164.17

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Solution

The fourth proportional to 22,236.34, 30,686.97 and 12,164.17 is: 16,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,236.34 : 30,686.97 = 12,164.17 : x
  2. Step 2: Convert to fraction form
    22,236.34/30,686.97 = 12,164.17/x
  3. Step 3: Cross multiply
    22,236.34x = 30,686.97 × 12,164.17
  4. Step 4: Simplify right side
    22,236.34x = 373,281,519.86
  5. Step 5: Solve for x
    x = 373,281,519.86/22,236.34
  6. Step 6: Final answer
    x = 16,787.00

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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.