Home / 54,438.06-81,670.98-26,371.56

Finding the Fourth Proportional to 54,438.06, 81,670.98 and 26,371.56

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Solution

The fourth proportional to 54,438.06, 81,670.98 and 26,371.56 is: 39,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.06 : 81,670.98 = 26,371.56 : x
  2. Step 2: Convert to fraction form
    54,438.06/81,670.98 = 26,371.56/x
  3. Step 3: Cross multiply
    54,438.06x = 81,670.98 × 26,371.56
  4. Step 4: Simplify right side
    54,438.06x = 2,153,791,149.33
  5. Step 5: Solve for x
    x = 2,153,791,149.33/54,438.06
  6. Step 6: Final answer
    x = 39,564.07

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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.