Home / 26,462.70-39,659.42-20,199.38

Finding the Fourth Proportional to 26,462.70, 39,659.42 and 20,199.38

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Solution

The fourth proportional to 26,462.70, 39,659.42 and 20,199.38 is: 30,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.70 : 39,659.42 = 20,199.38 : x
  2. Step 2: Convert to fraction form
    26,462.70/39,659.42 = 20,199.38/x
  3. Step 3: Cross multiply
    26,462.70x = 39,659.42 × 20,199.38
  4. Step 4: Simplify right side
    26,462.70x = 801,095,547.36
  5. Step 5: Solve for x
    x = 801,095,547.36/26,462.70
  6. Step 6: Final answer
    x = 30,272.63

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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.