Home / 42,084.82-63,211.29-26,317.90

Finding the Fourth Proportional to 42,084.82, 63,211.29 and 26,317.90

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Solution

The fourth proportional to 42,084.82, 63,211.29 and 26,317.90 is: 39,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,084.82 : 63,211.29 = 26,317.90 : x
  2. Step 2: Convert to fraction form
    42,084.82/63,211.29 = 26,317.90/x
  3. Step 3: Cross multiply
    42,084.82x = 63,211.29 × 26,317.90
  4. Step 4: Simplify right side
    42,084.82x = 1,663,588,409.09
  5. Step 5: Solve for x
    x = 1,663,588,409.09/42,084.82
  6. Step 6: Final answer
    x = 39,529.42

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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.