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Finding the Fourth Proportional to 56,470.59, 84,705.89 and 17,025.62

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Solution

The fourth proportional to 56,470.59, 84,705.89 and 17,025.62 is: 25,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,470.59 : 84,705.89 = 17,025.62 : x
  2. Step 2: Convert to fraction form
    56,470.59/84,705.89 = 17,025.62/x
  3. Step 3: Cross multiply
    56,470.59x = 84,705.89 × 17,025.62
  4. Step 4: Simplify right side
    56,470.59x = 1,442,169,786.24
  5. Step 5: Solve for x
    x = 1,442,169,786.24/56,470.59
  6. Step 6: Final answer
    x = 25,538.42

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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.