Home / 16,774.18-25,161.87-5,087.09

Finding the Fourth Proportional to 16,774.18, 25,161.87 and 5,087.09

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Solution

The fourth proportional to 16,774.18, 25,161.87 and 5,087.09 is: 7,630.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.18 : 25,161.87 = 5,087.09 : x
  2. Step 2: Convert to fraction form
    16,774.18/25,161.87 = 5,087.09/x
  3. Step 3: Cross multiply
    16,774.18x = 25,161.87 × 5,087.09
  4. Step 4: Simplify right side
    16,774.18x = 128,000,697.26
  5. Step 5: Solve for x
    x = 128,000,697.26/16,774.18
  6. Step 6: Final answer
    x = 7,630.82

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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.