Home / 15,311.64-22,973.42-12,377.41

Finding the Fourth Proportional to 15,311.64, 22,973.42 and 12,377.41

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Solution

The fourth proportional to 15,311.64, 22,973.42 and 12,377.41 is: 18,570.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311.64 : 22,973.42 = 12,377.41 : x
  2. Step 2: Convert to fraction form
    15,311.64/22,973.42 = 12,377.41/x
  3. Step 3: Cross multiply
    15,311.64x = 22,973.42 × 12,377.41
  4. Step 4: Simplify right side
    15,311.64x = 284,351,438.44
  5. Step 5: Solve for x
    x = 284,351,438.44/15,311.64
  6. Step 6: Final answer
    x = 18,570.93

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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.