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Finding the Fourth Proportional to 57,856.92, 86,796.99 and 24,576.72

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Solution

The fourth proportional to 57,856.92, 86,796.99 and 24,576.72 is: 36,870.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,856.92 : 86,796.99 = 24,576.72 : x
  2. Step 2: Convert to fraction form
    57,856.92/86,796.99 = 24,576.72/x
  3. Step 3: Cross multiply
    57,856.92x = 86,796.99 × 24,576.72
  4. Step 4: Simplify right side
    57,856.92x = 2,133,185,320.07
  5. Step 5: Solve for x
    x = 2,133,185,320.07/57,856.92
  6. Step 6: Final answer
    x = 36,870.01

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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.