Home / 51,877.08-71,595.75-31,747.37

Finding the Fourth Proportional to 51,877.08, 71,595.75 and 31,747.37

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Solution

The fourth proportional to 51,877.08, 71,595.75 and 31,747.37 is: 43,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,877.08 : 71,595.75 = 31,747.37 : x
  2. Step 2: Convert to fraction form
    51,877.08/71,595.75 = 31,747.37/x
  3. Step 3: Cross multiply
    51,877.08x = 71,595.75 × 31,747.37
  4. Step 4: Simplify right side
    51,877.08x = 2,272,976,407.70
  5. Step 5: Solve for x
    x = 2,272,976,407.70/51,877.08
  6. Step 6: Final answer
    x = 43,814.66

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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.