Home / 39,537.99-54,562.10-21,633.17

Finding the Fourth Proportional to 39,537.99, 54,562.10 and 21,633.17

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Solution

The fourth proportional to 39,537.99, 54,562.10 and 21,633.17 is: 29,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.99 : 54,562.10 = 21,633.17 : x
  2. Step 2: Convert to fraction form
    39,537.99/54,562.10 = 21,633.17/x
  3. Step 3: Cross multiply
    39,537.99x = 54,562.10 × 21,633.17
  4. Step 4: Simplify right side
    39,537.99x = 1,180,350,803.88
  5. Step 5: Solve for x
    x = 1,180,350,803.88/39,537.99
  6. Step 6: Final answer
    x = 29,853.59

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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.