Home / 42,249.18-63,368.90-11,086.86

Finding the Fourth Proportional to 42,249.18, 63,368.90 and 11,086.86

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Solution

The fourth proportional to 42,249.18, 63,368.90 and 11,086.86 is: 16,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249.18 : 63,368.90 = 11,086.86 : x
  2. Step 2: Convert to fraction form
    42,249.18/63,368.90 = 11,086.86/x
  3. Step 3: Cross multiply
    42,249.18x = 63,368.90 × 11,086.86
  4. Step 4: Simplify right side
    42,249.18x = 702,562,122.65
  5. Step 5: Solve for x
    x = 702,562,122.65/42,249.18
  6. Step 6: Final answer
    x = 16,629.01

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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.