Home / 37,608.42-51,881.24-31,637.90

Finding the Fourth Proportional to 37,608.42, 51,881.24 and 31,637.90

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Solution

The fourth proportional to 37,608.42, 51,881.24 and 31,637.90 is: 43,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.42 : 51,881.24 = 31,637.90 : x
  2. Step 2: Convert to fraction form
    37,608.42/51,881.24 = 31,637.90/x
  3. Step 3: Cross multiply
    37,608.42x = 51,881.24 × 31,637.90
  4. Step 4: Simplify right side
    37,608.42x = 1,641,413,483.00
  5. Step 5: Solve for x
    x = 1,641,413,483.00/37,608.42
  6. Step 6: Final answer
    x = 43,644.84

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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.