Home / 38,607.61-57,919.92-21,975.48

Finding the Fourth Proportional to 38,607.61, 57,919.92 and 21,975.48

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Solution

The fourth proportional to 38,607.61, 57,919.92 and 21,975.48 is: 32,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,607.61 : 57,919.92 = 21,975.48 : x
  2. Step 2: Convert to fraction form
    38,607.61/57,919.92 = 21,975.48/x
  3. Step 3: Cross multiply
    38,607.61x = 57,919.92 × 21,975.48
  4. Step 4: Simplify right side
    38,607.61x = 1,272,818,043.56
  5. Step 5: Solve for x
    x = 1,272,818,043.56/38,607.61
  6. Step 6: Final answer
    x = 32,968.06

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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.