Home / 16,887.13-25,331.78-6,498.88

Finding the Fourth Proportional to 16,887.13, 25,331.78 and 6,498.88

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Solution

The fourth proportional to 16,887.13, 25,331.78 and 6,498.88 is: 9,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.13 : 25,331.78 = 6,498.88 : x
  2. Step 2: Convert to fraction form
    16,887.13/25,331.78 = 6,498.88/x
  3. Step 3: Cross multiply
    16,887.13x = 25,331.78 × 6,498.88
  4. Step 4: Simplify right side
    16,887.13x = 164,628,198.41
  5. Step 5: Solve for x
    x = 164,628,198.41/16,887.13
  6. Step 6: Final answer
    x = 9,748.74

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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.