Home / 38,952.99-58,408.70-20,214.16

Finding the Fourth Proportional to 38,952.99, 58,408.70 and 20,214.16

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Solution

The fourth proportional to 38,952.99, 58,408.70 and 20,214.16 is: 30,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,952.99 : 58,408.70 = 20,214.16 : x
  2. Step 2: Convert to fraction form
    38,952.99/58,408.70 = 20,214.16/x
  3. Step 3: Cross multiply
    38,952.99x = 58,408.70 × 20,214.16
  4. Step 4: Simplify right side
    38,952.99x = 1,180,682,560.10
  5. Step 5: Solve for x
    x = 1,180,682,560.10/38,952.99
  6. Step 6: Final answer
    x = 30,310.45

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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.