Home / 51,941.61-71,663.48-31,777.47

Finding the Fourth Proportional to 51,941.61, 71,663.48 and 31,777.47

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Solution

The fourth proportional to 51,941.61, 71,663.48 and 31,777.47 is: 43,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,941.61 : 71,663.48 = 31,777.47 : x
  2. Step 2: Convert to fraction form
    51,941.61/71,663.48 = 31,777.47/x
  3. Step 3: Cross multiply
    51,941.61x = 71,663.48 × 31,777.47
  4. Step 4: Simplify right side
    51,941.61x = 2,277,284,085.80
  5. Step 5: Solve for x
    x = 2,277,284,085.80/51,941.61
  6. Step 6: Final answer
    x = 43,843.16

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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.