Home / 18,891.24-26,071.10-10,936.02

Finding the Fourth Proportional to 18,891.24, 26,071.10 and 10,936.02

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Solution

The fourth proportional to 18,891.24, 26,071.10 and 10,936.02 is: 15,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,891.24 : 26,071.10 = 10,936.02 : x
  2. Step 2: Convert to fraction form
    18,891.24/26,071.10 = 10,936.02/x
  3. Step 3: Cross multiply
    18,891.24x = 26,071.10 × 10,936.02
  4. Step 4: Simplify right side
    18,891.24x = 285,114,071.02
  5. Step 5: Solve for x
    x = 285,114,071.02/18,891.24
  6. Step 6: Final answer
    x = 15,092.40

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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.