Home / 16,199.28-22,193.10-15,592.56

Finding the Fourth Proportional to 16,199.28, 22,193.10 and 15,592.56

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Solution

The fourth proportional to 16,199.28, 22,193.10 and 15,592.56 is: 21,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,199.28 : 22,193.10 = 15,592.56 : x
  2. Step 2: Convert to fraction form
    16,199.28/22,193.10 = 15,592.56/x
  3. Step 3: Cross multiply
    16,199.28x = 22,193.10 × 15,592.56
  4. Step 4: Simplify right side
    16,199.28x = 346,047,243.34
  5. Step 5: Solve for x
    x = 346,047,243.34/16,199.28
  6. Step 6: Final answer
    x = 21,361.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.