Home / 19,908.36-29,866.85-6,581.92

Finding the Fourth Proportional to 19,908.36, 29,866.85 and 6,581.92

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Solution

The fourth proportional to 19,908.36, 29,866.85 and 6,581.92 is: 9,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.36 : 29,866.85 = 6,581.92 : x
  2. Step 2: Convert to fraction form
    19,908.36/29,866.85 = 6,581.92/x
  3. Step 3: Cross multiply
    19,908.36x = 29,866.85 × 6,581.92
  4. Step 4: Simplify right side
    19,908.36x = 196,581,217.35
  5. Step 5: Solve for x
    x = 196,581,217.35/19,908.36
  6. Step 6: Final answer
    x = 9,874.30

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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.