Home / 39,537.51-54,562.44-21,634.08

Finding the Fourth Proportional to 39,537.51, 54,562.44 and 21,634.08

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Solution

The fourth proportional to 39,537.51, 54,562.44 and 21,634.08 is: 29,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.51 : 54,562.44 = 21,634.08 : x
  2. Step 2: Convert to fraction form
    39,537.51/54,562.44 = 21,634.08/x
  3. Step 3: Cross multiply
    39,537.51x = 54,562.44 × 21,634.08
  4. Step 4: Simplify right side
    39,537.51x = 1,180,408,191.96
  5. Step 5: Solve for x
    x = 1,180,408,191.96/39,537.51
  6. Step 6: Final answer
    x = 29,855.40

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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.