Home / 38,346.92-52,919.44-21,350.28

Finding the Fourth Proportional to 38,346.92, 52,919.44 and 21,350.28

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Solution

The fourth proportional to 38,346.92, 52,919.44 and 21,350.28 is: 29,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,346.92 : 52,919.44 = 21,350.28 : x
  2. Step 2: Convert to fraction form
    38,346.92/52,919.44 = 21,350.28/x
  3. Step 3: Cross multiply
    38,346.92x = 52,919.44 × 21,350.28
  4. Step 4: Simplify right side
    38,346.92x = 1,129,844,861.44
  5. Step 5: Solve for x
    x = 1,129,844,861.44/38,346.92
  6. Step 6: Final answer
    x = 29,463.77

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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.