Home / 23,287.08-32,135.78-13,725.46

Finding the Fourth Proportional to 23,287.08, 32,135.78 and 13,725.46

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Solution

The fourth proportional to 23,287.08, 32,135.78 and 13,725.46 is: 18,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.08 : 32,135.78 = 13,725.46 : x
  2. Step 2: Convert to fraction form
    23,287.08/32,135.78 = 13,725.46/x
  3. Step 3: Cross multiply
    23,287.08x = 32,135.78 × 13,725.46
  4. Step 4: Simplify right side
    23,287.08x = 441,078,362.96
  5. Step 5: Solve for x
    x = 441,078,362.96/23,287.08
  6. Step 6: Final answer
    x = 18,940.90

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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.