Home / 28,150.03-42,234.83-17,627.82

Finding the Fourth Proportional to 28,150.03, 42,234.83 and 17,627.82

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Solution

The fourth proportional to 28,150.03, 42,234.83 and 17,627.82 is: 26,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,150.03 : 42,234.83 = 17,627.82 : x
  2. Step 2: Convert to fraction form
    28,150.03/42,234.83 = 17,627.82/x
  3. Step 3: Cross multiply
    28,150.03x = 42,234.83 × 17,627.82
  4. Step 4: Simplify right side
    28,150.03x = 744,507,892.83
  5. Step 5: Solve for x
    x = 744,507,892.83/28,150.03
  6. Step 6: Final answer
    x = 26,447.86

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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.