Home / 23,405.68-32,299.76-12,795.31

Finding the Fourth Proportional to 23,405.68, 32,299.76 and 12,795.31

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Solution

The fourth proportional to 23,405.68, 32,299.76 and 12,795.31 is: 17,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.68 : 32,299.76 = 12,795.31 : x
  2. Step 2: Convert to fraction form
    23,405.68/32,299.76 = 12,795.31/x
  3. Step 3: Cross multiply
    23,405.68x = 32,299.76 × 12,795.31
  4. Step 4: Simplify right side
    23,405.68x = 413,285,393.36
  5. Step 5: Solve for x
    x = 413,285,393.36/23,405.68
  6. Step 6: Final answer
    x = 17,657.48

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1.5x scale

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.