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Finding the Fourth Proportional to 22,168.64, 33,258.56 and 6,585.76

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Solution

The fourth proportional to 22,168.64, 33,258.56 and 6,585.76 is: 9,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.64 : 33,258.56 = 6,585.76 : x
  2. Step 2: Convert to fraction form
    22,168.64/33,258.56 = 6,585.76/x
  3. Step 3: Cross multiply
    22,168.64x = 33,258.56 × 6,585.76
  4. Step 4: Simplify right side
    22,168.64x = 219,032,894.11
  5. Step 5: Solve for x
    x = 219,032,894.11/22,168.64
  6. Step 6: Final answer
    x = 9,880.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.