Home / 32,287.90-48,429.12-11,222.54

Finding the Fourth Proportional to 32,287.90, 48,429.12 and 11,222.54

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Solution

The fourth proportional to 32,287.90, 48,429.12 and 11,222.54 is: 16,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,287.90 : 48,429.12 = 11,222.54 : x
  2. Step 2: Convert to fraction form
    32,287.90/48,429.12 = 11,222.54/x
  3. Step 3: Cross multiply
    32,287.90x = 48,429.12 × 11,222.54
  4. Step 4: Simplify right side
    32,287.90x = 543,497,736.36
  5. Step 5: Solve for x
    x = 543,497,736.36/32,287.90
  6. Step 6: Final answer
    x = 16,832.86

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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.