Home / 19,552.47-26,981.75-11,589.97

Finding the Fourth Proportional to 19,552.47, 26,981.75 and 11,589.97

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Solution

The fourth proportional to 19,552.47, 26,981.75 and 11,589.97 is: 15,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.47 : 26,981.75 = 11,589.97 : x
  2. Step 2: Convert to fraction form
    19,552.47/26,981.75 = 11,589.97/x
  3. Step 3: Cross multiply
    19,552.47x = 26,981.75 × 11,589.97
  4. Step 4: Simplify right side
    19,552.47x = 312,717,634.57
  5. Step 5: Solve for x
    x = 312,717,634.57/19,552.47
  6. Step 6: Final answer
    x = 15,993.77

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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.