Home / 35,690.38-53,538.22-10,728.42

Finding the Fourth Proportional to 35,690.38, 53,538.22 and 10,728.42

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Solution

The fourth proportional to 35,690.38, 53,538.22 and 10,728.42 is: 16,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.38 : 53,538.22 = 10,728.42 : x
  2. Step 2: Convert to fraction form
    35,690.38/53,538.22 = 10,728.42/x
  3. Step 3: Cross multiply
    35,690.38x = 53,538.22 × 10,728.42
  4. Step 4: Simplify right side
    35,690.38x = 574,380,510.21
  5. Step 5: Solve for x
    x = 574,380,510.21/35,690.38
  6. Step 6: Final answer
    x = 16,093.43

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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.