Home / 39,537.67-54,563.61-21,634.24

Finding the Fourth Proportional to 39,537.67, 54,563.61 and 21,634.24

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Solution

The fourth proportional to 39,537.67, 54,563.61 and 21,634.24 is: 29,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.67 : 54,563.61 = 21,634.24 : x
  2. Step 2: Convert to fraction form
    39,537.67/54,563.61 = 21,634.24/x
  3. Step 3: Cross multiply
    39,537.67x = 54,563.61 × 21,634.24
  4. Step 4: Simplify right side
    39,537.67x = 1,180,442,234.01
  5. Step 5: Solve for x
    x = 1,180,442,234.01/39,537.67
  6. Step 6: Final answer
    x = 29,856.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.