Home / 56,605.64-84,919.42-21,542.60

Finding the Fourth Proportional to 56,605.64, 84,919.42 and 21,542.60

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Solution

The fourth proportional to 56,605.64, 84,919.42 and 21,542.60 is: 32,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,605.64 : 84,919.42 = 21,542.60 : x
  2. Step 2: Convert to fraction form
    56,605.64/84,919.42 = 21,542.60/x
  3. Step 3: Cross multiply
    56,605.64x = 84,919.42 × 21,542.60
  4. Step 4: Simplify right side
    56,605.64x = 1,829,385,097.29
  5. Step 5: Solve for x
    x = 1,829,385,097.29/56,605.64
  6. Step 6: Final answer
    x = 32,318.07

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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.