Home / 56,072.31-84,122.66-18,632.58

Finding the Fourth Proportional to 56,072.31, 84,122.66 and 18,632.58

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Solution

The fourth proportional to 56,072.31, 84,122.66 and 18,632.58 is: 27,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,072.31 : 84,122.66 = 18,632.58 : x
  2. Step 2: Convert to fraction form
    56,072.31/84,122.66 = 18,632.58/x
  3. Step 3: Cross multiply
    56,072.31x = 84,122.66 × 18,632.58
  4. Step 4: Simplify right side
    56,072.31x = 1,567,422,192.26
  5. Step 5: Solve for x
    x = 1,567,422,192.26/56,072.31
  6. Step 6: Final answer
    x = 27,953.59

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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.