Home / 51,807.51-71,491.44-29,147.46

Finding the Fourth Proportional to 51,807.51, 71,491.44 and 29,147.46

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Solution

The fourth proportional to 51,807.51, 71,491.44 and 29,147.46 is: 40,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,807.51 : 71,491.44 = 29,147.46 : x
  2. Step 2: Convert to fraction form
    51,807.51/71,491.44 = 29,147.46/x
  3. Step 3: Cross multiply
    51,807.51x = 71,491.44 × 29,147.46
  4. Step 4: Simplify right side
    51,807.51x = 2,083,793,887.74
  5. Step 5: Solve for x
    x = 2,083,793,887.74/51,807.51
  6. Step 6: Final answer
    x = 40,221.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.