Home / 39,395.21-59,092.82-13,100.18

Finding the Fourth Proportional to 39,395.21, 59,092.82 and 13,100.18

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Solution

The fourth proportional to 39,395.21, 59,092.82 and 13,100.18 is: 19,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.21 : 59,092.82 = 13,100.18 : x
  2. Step 2: Convert to fraction form
    39,395.21/59,092.82 = 13,100.18/x
  3. Step 3: Cross multiply
    39,395.21x = 59,092.82 × 13,100.18
  4. Step 4: Simplify right side
    39,395.21x = 774,126,217.74
  5. Step 5: Solve for x
    x = 774,126,217.74/39,395.21
  6. Step 6: Final answer
    x = 19,650.26

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Similar ratio
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1.5x scale

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.