Home / 19,142.89-26,416.91-10,759.33

Finding the Fourth Proportional to 19,142.89, 26,416.91 and 10,759.33

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Solution

The fourth proportional to 19,142.89, 26,416.91 and 10,759.33 is: 14,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,142.89 : 26,416.91 = 10,759.33 : x
  2. Step 2: Convert to fraction form
    19,142.89/26,416.91 = 10,759.33/x
  3. Step 3: Cross multiply
    19,142.89x = 26,416.91 × 10,759.33
  4. Step 4: Simplify right side
    19,142.89x = 284,228,198.47
  5. Step 5: Solve for x
    x = 284,228,198.47/19,142.89
  6. Step 6: Final answer
    x = 14,847.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.