Home / 19,976.56-27,367.85-19,228.84

Finding the Fourth Proportional to 19,976.56, 27,367.85 and 19,228.84

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Solution

The fourth proportional to 19,976.56, 27,367.85 and 19,228.84 is: 26,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976.56 : 27,367.85 = 19,228.84 : x
  2. Step 2: Convert to fraction form
    19,976.56/27,367.85 = 19,228.84/x
  3. Step 3: Cross multiply
    19,976.56x = 27,367.85 × 19,228.84
  4. Step 4: Simplify right side
    19,976.56x = 526,252,008.79
  5. Step 5: Solve for x
    x = 526,252,008.79/19,976.56
  6. Step 6: Final answer
    x = 26,343.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.