Home / 20,045.36-27,663.98-11,093.24

Finding the Fourth Proportional to 20,045.36, 27,663.98 and 11,093.24

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Solution

The fourth proportional to 20,045.36, 27,663.98 and 11,093.24 is: 15,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.36 : 27,663.98 = 11,093.24 : x
  2. Step 2: Convert to fraction form
    20,045.36/27,663.98 = 11,093.24/x
  3. Step 3: Cross multiply
    20,045.36x = 27,663.98 × 11,093.24
  4. Step 4: Simplify right side
    20,045.36x = 306,882,975.71
  5. Step 5: Solve for x
    x = 306,882,975.71/20,045.36
  6. Step 6: Final answer
    x = 15,309.43

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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.