Home / 28,822.27-43,235.23-9,101.61

Finding the Fourth Proportional to 28,822.27, 43,235.23 and 9,101.61

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Solution

The fourth proportional to 28,822.27, 43,235.23 and 9,101.61 is: 13,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.27 : 43,235.23 = 9,101.61 : x
  2. Step 2: Convert to fraction form
    28,822.27/43,235.23 = 9,101.61/x
  3. Step 3: Cross multiply
    28,822.27x = 43,235.23 × 9,101.61
  4. Step 4: Simplify right side
    28,822.27x = 393,509,962.79
  5. Step 5: Solve for x
    x = 393,509,962.79/28,822.27
  6. Step 6: Final answer
    x = 13,652.98

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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.