Home / 19,774.72-27,288.60-10,822.27

Finding the Fourth Proportional to 19,774.72, 27,288.60 and 10,822.27

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Solution

The fourth proportional to 19,774.72, 27,288.60 and 10,822.27 is: 14,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.72 : 27,288.60 = 10,822.27 : x
  2. Step 2: Convert to fraction form
    19,774.72/27,288.60 = 10,822.27/x
  3. Step 3: Cross multiply
    19,774.72x = 27,288.60 × 10,822.27
  4. Step 4: Simplify right side
    19,774.72x = 295,324,597.12
  5. Step 5: Solve for x
    x = 295,324,597.12/19,774.72
  6. Step 6: Final answer
    x = 14,934.45

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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.