Home / 22,175.76-33,276.06-11,787.24

Finding the Fourth Proportional to 22,175.76, 33,276.06 and 11,787.24

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Solution

The fourth proportional to 22,175.76, 33,276.06 and 11,787.24 is: 17,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.76 : 33,276.06 = 11,787.24 : x
  2. Step 2: Convert to fraction form
    22,175.76/33,276.06 = 11,787.24/x
  3. Step 3: Cross multiply
    22,175.76x = 33,276.06 × 11,787.24
  4. Step 4: Simplify right side
    22,175.76x = 392,232,905.47
  5. Step 5: Solve for x
    x = 392,232,905.47/22,175.76
  6. Step 6: Final answer
    x = 17,687.46

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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.