Home / 56,475.20-84,696.60-17,022.80

Finding the Fourth Proportional to 56,475.20, 84,696.60 and 17,022.80

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Solution

The fourth proportional to 56,475.20, 84,696.60 and 17,022.80 is: 25,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,475.20 : 84,696.60 = 17,022.80 : x
  2. Step 2: Convert to fraction form
    56,475.20/84,696.60 = 17,022.80/x
  3. Step 3: Cross multiply
    56,475.20x = 84,696.60 × 17,022.80
  4. Step 4: Simplify right side
    56,475.20x = 1,441,773,282.48
  5. Step 5: Solve for x
    x = 1,441,773,282.48/56,475.20
  6. Step 6: Final answer
    x = 25,529.32

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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.