Home / 20,565.63-30,835.49-17,446.73

Finding the Fourth Proportional to 20,565.63, 30,835.49 and 17,446.73

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Solution

The fourth proportional to 20,565.63, 30,835.49 and 17,446.73 is: 26,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,565.63 : 30,835.49 = 17,446.73 : x
  2. Step 2: Convert to fraction form
    20,565.63/30,835.49 = 17,446.73/x
  3. Step 3: Cross multiply
    20,565.63x = 30,835.49 × 17,446.73
  4. Step 4: Simplify right side
    20,565.63x = 537,978,227.04
  5. Step 5: Solve for x
    x = 537,978,227.04/20,565.63
  6. Step 6: Final answer
    x = 26,159.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.