Home / 16,899.84-25,348.34-5,213.16

Finding the Fourth Proportional to 16,899.84, 25,348.34 and 5,213.16

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Solution

The fourth proportional to 16,899.84, 25,348.34 and 5,213.16 is: 7,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.84 : 25,348.34 = 5,213.16 : x
  2. Step 2: Convert to fraction form
    16,899.84/25,348.34 = 5,213.16/x
  3. Step 3: Cross multiply
    16,899.84x = 25,348.34 × 5,213.16
  4. Step 4: Simplify right side
    16,899.84x = 132,144,952.15
  5. Step 5: Solve for x
    x = 132,144,952.15/16,899.84
  6. Step 6: Final answer
    x = 7,819.30

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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.