Home / 16,690.69-25,035.36-6,156.15

Finding the Fourth Proportional to 16,690.69, 25,035.36 and 6,156.15

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Solution

The fourth proportional to 16,690.69, 25,035.36 and 6,156.15 is: 9,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.69 : 25,035.36 = 6,156.15 : x
  2. Step 2: Convert to fraction form
    16,690.69/25,035.36 = 6,156.15/x
  3. Step 3: Cross multiply
    16,690.69x = 25,035.36 × 6,156.15
  4. Step 4: Simplify right side
    16,690.69x = 154,121,431.46
  5. Step 5: Solve for x
    x = 154,121,431.46/16,690.69
  6. Step 6: Final answer
    x = 9,233.98

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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.