Home / 39,408.48-59,098.56-13,106.16

Finding the Fourth Proportional to 39,408.48, 59,098.56 and 13,106.16

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Solution

The fourth proportional to 39,408.48, 59,098.56 and 13,106.16 is: 19,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.48 : 59,098.56 = 13,106.16 : x
  2. Step 2: Convert to fraction form
    39,408.48/59,098.56 = 13,106.16/x
  3. Step 3: Cross multiply
    39,408.48x = 59,098.56 × 13,106.16
  4. Step 4: Simplify right side
    39,408.48x = 774,555,183.13
  5. Step 5: Solve for x
    x = 774,555,183.13/39,408.48
  6. Step 6: Final answer
    x = 19,654.53

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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.