Home / 19,387.27-26,754.19-11,003.23

Finding the Fourth Proportional to 19,387.27, 26,754.19 and 11,003.23

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Solution

The fourth proportional to 19,387.27, 26,754.19 and 11,003.23 is: 15,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.27 : 26,754.19 = 11,003.23 : x
  2. Step 2: Convert to fraction form
    19,387.27/26,754.19 = 11,003.23/x
  3. Step 3: Cross multiply
    19,387.27x = 26,754.19 × 11,003.23
  4. Step 4: Simplify right side
    19,387.27x = 294,382,506.03
  5. Step 5: Solve for x
    x = 294,382,506.03/19,387.27
  6. Step 6: Final answer
    x = 15,184.32

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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.