Home / 37,249.05-51,403.90-22,138.76

Finding the Fourth Proportional to 37,249.05, 51,403.90 and 22,138.76

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Solution

The fourth proportional to 37,249.05, 51,403.90 and 22,138.76 is: 30,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,249.05 : 51,403.90 = 22,138.76 : x
  2. Step 2: Convert to fraction form
    37,249.05/51,403.90 = 22,138.76/x
  3. Step 3: Cross multiply
    37,249.05x = 51,403.90 × 22,138.76
  4. Step 4: Simplify right side
    37,249.05x = 1,138,018,636.99
  5. Step 5: Solve for x
    x = 1,138,018,636.99/37,249.05
  6. Step 6: Final answer
    x = 30,551.61

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Half scale
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Double scale
Find fourth proportional to 37,250.05, 51,405.28 and 22,139.76
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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.