Home / 41,938.48-62,817-19,718.56

Finding the Fourth Proportional to 41,938.48, 62,817 and 19,718.56

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Solution

The fourth proportional to 41,938.48, 62,817 and 19,718.56 is: 29,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,938.48 : 62,817 = 19,718.56 : x
  2. Step 2: Convert to fraction form
    41,938.48/62,817 = 19,718.56/x
  3. Step 3: Cross multiply
    41,938.48x = 62,817 × 19,718.56
  4. Step 4: Simplify right side
    41,938.48x = 1,238,660,783.52
  5. Step 5: Solve for x
    x = 1,238,660,783.52/41,938.48
  6. Step 6: Final answer
    x = 29,535.19

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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.