Home / 15,474.11-23,211.61-3,787.31

Finding the Fourth Proportional to 15,474.11, 23,211.61 and 3,787.31

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Solution

The fourth proportional to 15,474.11, 23,211.61 and 3,787.31 is: 5,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.11 : 23,211.61 = 3,787.31 : x
  2. Step 2: Convert to fraction form
    15,474.11/23,211.61 = 3,787.31/x
  3. Step 3: Cross multiply
    15,474.11x = 23,211.61 × 3,787.31
  4. Step 4: Simplify right side
    15,474.11x = 87,909,611.23
  5. Step 5: Solve for x
    x = 87,909,611.23/15,474.11
  6. Step 6: Final answer
    x = 5,681.08

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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.