Home / 20,473.44-28,265.40-19,292.46

Finding the Fourth Proportional to 20,473.44, 28,265.40 and 19,292.46

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Solution

The fourth proportional to 20,473.44, 28,265.40 and 19,292.46 is: 26,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,473.44 : 28,265.40 = 19,292.46 : x
  2. Step 2: Convert to fraction form
    20,473.44/28,265.40 = 19,292.46/x
  3. Step 3: Cross multiply
    20,473.44x = 28,265.40 × 19,292.46
  4. Step 4: Simplify right side
    20,473.44x = 545,309,098.88
  5. Step 5: Solve for x
    x = 545,309,098.88/20,473.44
  6. Step 6: Final answer
    x = 26,634.95

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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.