Home / 39,333.21-54,280.19-22,337.80

Finding the Fourth Proportional to 39,333.21, 54,280.19 and 22,337.80

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Solution

The fourth proportional to 39,333.21, 54,280.19 and 22,337.80 is: 30,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,333.21 : 54,280.19 = 22,337.80 : x
  2. Step 2: Convert to fraction form
    39,333.21/54,280.19 = 22,337.80/x
  3. Step 3: Cross multiply
    39,333.21x = 54,280.19 × 22,337.80
  4. Step 4: Simplify right side
    39,333.21x = 1,212,500,028.18
  5. Step 5: Solve for x
    x = 1,212,500,028.18/39,333.21
  6. Step 6: Final answer
    x = 30,826.37

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Double scale
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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.