Home / 40,757.04-61,122.93-19,683.98

Finding the Fourth Proportional to 40,757.04, 61,122.93 and 19,683.98

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Solution

The fourth proportional to 40,757.04, 61,122.93 and 19,683.98 is: 29,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,757.04 : 61,122.93 = 19,683.98 : x
  2. Step 2: Convert to fraction form
    40,757.04/61,122.93 = 19,683.98/x
  3. Step 3: Cross multiply
    40,757.04x = 61,122.93 × 19,683.98
  4. Step 4: Simplify right side
    40,757.04x = 1,203,142,531.66
  5. Step 5: Solve for x
    x = 1,203,142,531.66/40,757.04
  6. Step 6: Final answer
    x = 29,519.87

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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.