Home / 16,935.81-25,407.24-5,089.11

Finding the Fourth Proportional to 16,935.81, 25,407.24 and 5,089.11

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Solution

The fourth proportional to 16,935.81, 25,407.24 and 5,089.11 is: 7,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.81 : 25,407.24 = 5,089.11 : x
  2. Step 2: Convert to fraction form
    16,935.81/25,407.24 = 5,089.11/x
  3. Step 3: Cross multiply
    16,935.81x = 25,407.24 × 5,089.11
  4. Step 4: Simplify right side
    16,935.81x = 129,300,239.16
  5. Step 5: Solve for x
    x = 129,300,239.16/16,935.81
  6. Step 6: Final answer
    x = 7,634.72

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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.