Home / 19,876.24-29,814.48-6,728.68

Finding the Fourth Proportional to 19,876.24, 29,814.48 and 6,728.68

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Solution

The fourth proportional to 19,876.24, 29,814.48 and 6,728.68 is: 10,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876.24 : 29,814.48 = 6,728.68 : x
  2. Step 2: Convert to fraction form
    19,876.24/29,814.48 = 6,728.68/x
  3. Step 3: Cross multiply
    19,876.24x = 29,814.48 × 6,728.68
  4. Step 4: Simplify right side
    19,876.24x = 200,612,095.29
  5. Step 5: Solve for x
    x = 200,612,095.29/19,876.24
  6. Step 6: Final answer
    x = 10,093.06

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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.