Home / 22,281.64-33,424.20-7,490.44

Finding the Fourth Proportional to 22,281.64, 33,424.20 and 7,490.44

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Solution

The fourth proportional to 22,281.64, 33,424.20 and 7,490.44 is: 11,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.64 : 33,424.20 = 7,490.44 : x
  2. Step 2: Convert to fraction form
    22,281.64/33,424.20 = 7,490.44/x
  3. Step 3: Cross multiply
    22,281.64x = 33,424.20 × 7,490.44
  4. Step 4: Simplify right side
    22,281.64x = 250,361,964.65
  5. Step 5: Solve for x
    x = 250,361,964.65/22,281.64
  6. Step 6: Final answer
    x = 11,236.24

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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.