Home / 52,018.96-71,786.08-29,362.72

Finding the Fourth Proportional to 52,018.96, 71,786.08 and 29,362.72

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Solution

The fourth proportional to 52,018.96, 71,786.08 and 29,362.72 is: 40,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,018.96 : 71,786.08 = 29,362.72 : x
  2. Step 2: Convert to fraction form
    52,018.96/71,786.08 = 29,362.72/x
  3. Step 3: Cross multiply
    52,018.96x = 71,786.08 × 29,362.72
  4. Step 4: Simplify right side
    52,018.96x = 2,107,834,566.94
  5. Step 5: Solve for x
    x = 2,107,834,566.94/52,018.96
  6. Step 6: Final answer
    x = 40,520.51

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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.