Home / 19,958.92-29,919.18-8,867.08

Finding the Fourth Proportional to 19,958.92, 29,919.18 and 8,867.08

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Solution

The fourth proportional to 19,958.92, 29,919.18 and 8,867.08 is: 13,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.92 : 29,919.18 = 8,867.08 : x
  2. Step 2: Convert to fraction form
    19,958.92/29,919.18 = 8,867.08/x
  3. Step 3: Cross multiply
    19,958.92x = 29,919.18 × 8,867.08
  4. Step 4: Simplify right side
    19,958.92x = 265,295,762.59
  5. Step 5: Solve for x
    x = 265,295,762.59/19,958.92
  6. Step 6: Final answer
    x = 13,292.09

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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.