Home / 21,793.05-32,639.76-17,102.34

Finding the Fourth Proportional to 21,793.05, 32,639.76 and 17,102.34

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Solution

The fourth proportional to 21,793.05, 32,639.76 and 17,102.34 is: 25,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,793.05 : 32,639.76 = 17,102.34 : x
  2. Step 2: Convert to fraction form
    21,793.05/32,639.76 = 17,102.34/x
  3. Step 3: Cross multiply
    21,793.05x = 32,639.76 × 17,102.34
  4. Step 4: Simplify right side
    21,793.05x = 558,216,273.04
  5. Step 5: Solve for x
    x = 558,216,273.04/21,793.05
  6. Step 6: Final answer
    x = 25,614.42

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1.5x scale

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.