Home / 23,405.11-32,299.76-12,795.31

Finding the Fourth Proportional to 23,405.11, 32,299.76 and 12,795.31

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Solution

The fourth proportional to 23,405.11, 32,299.76 and 12,795.31 is: 17,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.11 : 32,299.76 = 12,795.31 : x
  2. Step 2: Convert to fraction form
    23,405.11/32,299.76 = 12,795.31/x
  3. Step 3: Cross multiply
    23,405.11x = 32,299.76 × 12,795.31
  4. Step 4: Simplify right side
    23,405.11x = 413,285,442.13
  5. Step 5: Solve for x
    x = 413,285,442.13/23,405.11
  6. Step 6: Final answer
    x = 17,657.91

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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.