Home / 19,342.26-26,691.03-11,382.93

Finding the Fourth Proportional to 19,342.26, 26,691.03 and 11,382.93

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Solution

The fourth proportional to 19,342.26, 26,691.03 and 11,382.93 is: 15,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.26 : 26,691.03 = 11,382.93 : x
  2. Step 2: Convert to fraction form
    19,342.26/26,691.03 = 11,382.93/x
  3. Step 3: Cross multiply
    19,342.26x = 26,691.03 × 11,382.93
  4. Step 4: Simplify right side
    19,342.26x = 303,822,126.12
  5. Step 5: Solve for x
    x = 303,822,126.12/19,342.26
  6. Step 6: Final answer
    x = 15,707.68

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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.