Home / 16,899.57-25,346.39-5,212.89

Finding the Fourth Proportional to 16,899.57, 25,346.39 and 5,212.89

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Solution

The fourth proportional to 16,899.57, 25,346.39 and 5,212.89 is: 7,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.57 : 25,346.39 = 5,212.89 : x
  2. Step 2: Convert to fraction form
    16,899.57/25,346.39 = 5,212.89/x
  3. Step 3: Cross multiply
    16,899.57x = 25,346.39 × 5,212.89
  4. Step 4: Simplify right side
    16,899.57x = 132,127,916.90
  5. Step 5: Solve for x
    x = 132,127,916.90/16,899.57
  6. Step 6: Final answer
    x = 7,818.42

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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.