Home / 28,822.10-43,235.37-11,061.29

Finding the Fourth Proportional to 28,822.10, 43,235.37 and 11,061.29

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Solution

The fourth proportional to 28,822.10, 43,235.37 and 11,061.29 is: 16,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.10 : 43,235.37 = 11,061.29 : x
  2. Step 2: Convert to fraction form
    28,822.10/43,235.37 = 11,061.29/x
  3. Step 3: Cross multiply
    28,822.10x = 43,235.37 × 11,061.29
  4. Step 4: Simplify right side
    28,822.10x = 478,239,073.92
  5. Step 5: Solve for x
    x = 478,239,073.92/28,822.10
  6. Step 6: Final answer
    x = 16,592.79

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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.