Home / 31,122.20-46,683.30-24,123.80

Finding the Fourth Proportional to 31,122.20, 46,683.30 and 24,123.80

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Solution

The fourth proportional to 31,122.20, 46,683.30 and 24,123.80 is: 36,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,122.20 : 46,683.30 = 24,123.80 : x
  2. Step 2: Convert to fraction form
    31,122.20/46,683.30 = 24,123.80/x
  3. Step 3: Cross multiply
    31,122.20x = 46,683.30 × 24,123.80
  4. Step 4: Simplify right side
    31,122.20x = 1,126,178,592.54
  5. Step 5: Solve for x
    x = 1,126,178,592.54/31,122.20
  6. Step 6: Final answer
    x = 36,185.70

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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.