Home / 25,155.75-37,572.89-22,780.43

Finding the Fourth Proportional to 25,155.75, 37,572.89 and 22,780.43

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Solution

The fourth proportional to 25,155.75, 37,572.89 and 22,780.43 is: 34,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.75 : 37,572.89 = 22,780.43 : x
  2. Step 2: Convert to fraction form
    25,155.75/37,572.89 = 22,780.43/x
  3. Step 3: Cross multiply
    25,155.75x = 37,572.89 × 22,780.43
  4. Step 4: Simplify right side
    25,155.75x = 855,926,590.54
  5. Step 5: Solve for x
    x = 855,926,590.54/25,155.75
  6. Step 6: Final answer
    x = 34,025.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.