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Finding the Fourth Proportional to 56,593.73, 84,891.41 and 21,535.31

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Solution

The fourth proportional to 56,593.73, 84,891.41 and 21,535.31 is: 32,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,593.73 : 84,891.41 = 21,535.31 : x
  2. Step 2: Convert to fraction form
    56,593.73/84,891.41 = 21,535.31/x
  3. Step 3: Cross multiply
    56,593.73x = 84,891.41 × 21,535.31
  4. Step 4: Simplify right side
    56,593.73x = 1,828,162,830.69
  5. Step 5: Solve for x
    x = 1,828,162,830.69/56,593.73
  6. Step 6: Final answer
    x = 32,303.28

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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.