Home / 19,092.47-26,337.44-11,131.79

Finding the Fourth Proportional to 19,092.47, 26,337.44 and 11,131.79

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Solution

The fourth proportional to 19,092.47, 26,337.44 and 11,131.79 is: 15,355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.47 : 26,337.44 = 11,131.79 : x
  2. Step 2: Convert to fraction form
    19,092.47/26,337.44 = 11,131.79/x
  3. Step 3: Cross multiply
    19,092.47x = 26,337.44 × 11,131.79
  4. Step 4: Simplify right side
    19,092.47x = 293,182,851.22
  5. Step 5: Solve for x
    x = 293,182,851.22/19,092.47
  6. Step 6: Final answer
    x = 15,355.94

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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.