Home / 39,856.56-59,792.72-11,393.76

Finding the Fourth Proportional to 39,856.56, 59,792.72 and 11,393.76

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Solution

The fourth proportional to 39,856.56, 59,792.72 and 11,393.76 is: 17,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.56 : 59,792.72 = 11,393.76 : x
  2. Step 2: Convert to fraction form
    39,856.56/59,792.72 = 11,393.76/x
  3. Step 3: Cross multiply
    39,856.56x = 59,792.72 × 11,393.76
  4. Step 4: Simplify right side
    39,856.56x = 681,263,901.43
  5. Step 5: Solve for x
    x = 681,263,901.43/39,856.56
  6. Step 6: Final answer
    x = 17,092.89

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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.