Home / 19,525.20-26,928.36-15,043.92

Finding the Fourth Proportional to 19,525.20, 26,928.36 and 15,043.92

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Solution

The fourth proportional to 19,525.20, 26,928.36 and 15,043.92 is: 20,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525.20 : 26,928.36 = 15,043.92 : x
  2. Step 2: Convert to fraction form
    19,525.20/26,928.36 = 15,043.92/x
  3. Step 3: Cross multiply
    19,525.20x = 26,928.36 × 15,043.92
  4. Step 4: Simplify right side
    19,525.20x = 405,108,093.57
  5. Step 5: Solve for x
    x = 405,108,093.57/19,525.20
  6. Step 6: Final answer
    x = 20,747.96

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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.