Home / 42,296.67-63,438.93-11,131.92

Finding the Fourth Proportional to 42,296.67, 63,438.93 and 11,131.92

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Solution

The fourth proportional to 42,296.67, 63,438.93 and 11,131.92 is: 16,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,296.67 : 63,438.93 = 11,131.92 : x
  2. Step 2: Convert to fraction form
    42,296.67/63,438.93 = 11,131.92/x
  3. Step 3: Cross multiply
    42,296.67x = 63,438.93 × 11,131.92
  4. Step 4: Simplify right side
    42,296.67x = 706,197,093.65
  5. Step 5: Solve for x
    x = 706,197,093.65/42,296.67
  6. Step 6: Final answer
    x = 16,696.28

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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.