Home / 38,721.96-58,082.94-11,019.96

Finding the Fourth Proportional to 38,721.96, 58,082.94 and 11,019.96

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Solution

The fourth proportional to 38,721.96, 58,082.94 and 11,019.96 is: 16,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.96 : 58,082.94 = 11,019.96 : x
  2. Step 2: Convert to fraction form
    38,721.96/58,082.94 = 11,019.96/x
  3. Step 3: Cross multiply
    38,721.96x = 58,082.94 × 11,019.96
  4. Step 4: Simplify right side
    38,721.96x = 640,071,675.48
  5. Step 5: Solve for x
    x = 640,071,675.48/38,721.96
  6. Step 6: Final answer
    x = 16,529.94

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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.