Home / 22,308.34-30,785.91-12,236.17

Finding the Fourth Proportional to 22,308.34, 30,785.91 and 12,236.17

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Solution

The fourth proportional to 22,308.34, 30,785.91 and 12,236.17 is: 16,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,308.34 : 30,785.91 = 12,236.17 : x
  2. Step 2: Convert to fraction form
    22,308.34/30,785.91 = 12,236.17/x
  3. Step 3: Cross multiply
    22,308.34x = 30,785.91 × 12,236.17
  4. Step 4: Simplify right side
    22,308.34x = 376,701,628.36
  5. Step 5: Solve for x
    x = 376,701,628.36/22,308.34
  6. Step 6: Final answer
    x = 16,886.13

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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.