Home / 24,018.20-33,142.03-13,408.28

Finding the Fourth Proportional to 24,018.20, 33,142.03 and 13,408.28

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Solution

The fourth proportional to 24,018.20, 33,142.03 and 13,408.28 is: 18,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,018.20 : 33,142.03 = 13,408.28 : x
  2. Step 2: Convert to fraction form
    24,018.20/33,142.03 = 13,408.28/x
  3. Step 3: Cross multiply
    24,018.20x = 33,142.03 × 13,408.28
  4. Step 4: Simplify right side
    24,018.20x = 444,377,618.01
  5. Step 5: Solve for x
    x = 444,377,618.01/24,018.20
  6. Step 6: Final answer
    x = 18,501.70

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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.