Home / 42,255.54-63,361.44-15,598.44

Finding the Fourth Proportional to 42,255.54, 63,361.44 and 15,598.44

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Solution

The fourth proportional to 42,255.54, 63,361.44 and 15,598.44 is: 23,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255.54 : 63,361.44 = 15,598.44 : x
  2. Step 2: Convert to fraction form
    42,255.54/63,361.44 = 15,598.44/x
  3. Step 3: Cross multiply
    42,255.54x = 63,361.44 × 15,598.44
  4. Step 4: Simplify right side
    42,255.54x = 988,339,620.15
  5. Step 5: Solve for x
    x = 988,339,620.15/42,255.54
  6. Step 6: Final answer
    x = 23,389.59

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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.