Home / 56,640.61-84,955.42-17,198.07

Finding the Fourth Proportional to 56,640.61, 84,955.42 and 17,198.07

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Solution

The fourth proportional to 56,640.61, 84,955.42 and 17,198.07 is: 25,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,640.61 : 84,955.42 = 17,198.07 : x
  2. Step 2: Convert to fraction form
    56,640.61/84,955.42 = 17,198.07/x
  3. Step 3: Cross multiply
    56,640.61x = 84,955.42 × 17,198.07
  4. Step 4: Simplify right side
    56,640.61x = 1,461,068,749.27
  5. Step 5: Solve for x
    x = 1,461,068,749.27/56,640.61
  6. Step 6: Final answer
    x = 25,795.43

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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.