Home / 42,215.24-63,338.04-19,745.96

Finding the Fourth Proportional to 42,215.24, 63,338.04 and 19,745.96

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Solution

The fourth proportional to 42,215.24, 63,338.04 and 19,745.96 is: 29,626.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,215.24 : 63,338.04 = 19,745.96 : x
  2. Step 2: Convert to fraction form
    42,215.24/63,338.04 = 19,745.96/x
  3. Step 3: Cross multiply
    42,215.24x = 63,338.04 × 19,745.96
  4. Step 4: Simplify right side
    42,215.24x = 1,250,670,404.32
  5. Step 5: Solve for x
    x = 1,250,670,404.32/42,215.24
  6. Step 6: Final answer
    x = 29,626.04

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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.