Home / 38,269.56-57,408.72-18,533.85

Finding the Fourth Proportional to 38,269.56, 57,408.72 and 18,533.85

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Solution

The fourth proportional to 38,269.56, 57,408.72 and 18,533.85 is: 27,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.56 : 57,408.72 = 18,533.85 : x
  2. Step 2: Convert to fraction form
    38,269.56/57,408.72 = 18,533.85/x
  3. Step 3: Cross multiply
    38,269.56x = 57,408.72 × 18,533.85
  4. Step 4: Simplify right side
    38,269.56x = 1,064,004,605.17
  5. Step 5: Solve for x
    x = 1,064,004,605.17/38,269.56
  6. Step 6: Final answer
    x = 27,802.90

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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.