Home / 28,522.44-42,781.23-8,801.16

Finding the Fourth Proportional to 28,522.44, 42,781.23 and 8,801.16

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Solution

The fourth proportional to 28,522.44, 42,781.23 and 8,801.16 is: 13,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522.44 : 42,781.23 = 8,801.16 : x
  2. Step 2: Convert to fraction form
    28,522.44/42,781.23 = 8,801.16/x
  3. Step 3: Cross multiply
    28,522.44x = 42,781.23 × 8,801.16
  4. Step 4: Simplify right side
    28,522.44x = 376,524,450.23
  5. Step 5: Solve for x
    x = 376,524,450.23/28,522.44
  6. Step 6: Final answer
    x = 13,200.99

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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.