Home / 25,433.02-38,137.22-8,787.22

Finding the Fourth Proportional to 25,433.02, 38,137.22 and 8,787.22

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Solution

The fourth proportional to 25,433.02, 38,137.22 and 8,787.22 is: 13,176.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.02 : 38,137.22 = 8,787.22 : x
  2. Step 2: Convert to fraction form
    25,433.02/38,137.22 = 8,787.22/x
  3. Step 3: Cross multiply
    25,433.02x = 38,137.22 × 8,787.22
  4. Step 4: Simplify right side
    25,433.02x = 335,120,142.33
  5. Step 5: Solve for x
    x = 335,120,142.33/25,433.02
  6. Step 6: Final answer
    x = 13,176.58

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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.