Home / 28,974.48-43,462.20-9,269.64

Finding the Fourth Proportional to 28,974.48, 43,462.20 and 9,269.64

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Solution

The fourth proportional to 28,974.48, 43,462.20 and 9,269.64 is: 13,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.48 : 43,462.20 = 9,269.64 : x
  2. Step 2: Convert to fraction form
    28,974.48/43,462.20 = 9,269.64/x
  3. Step 3: Cross multiply
    28,974.48x = 43,462.20 × 9,269.64
  4. Step 4: Simplify right side
    28,974.48x = 402,878,947.61
  5. Step 5: Solve for x
    x = 402,878,947.61/28,974.48
  6. Step 6: Final answer
    x = 13,904.61

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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.