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Finding the Fourth Proportional to 15,236.34, 22,857.37 and 6,916.94

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Solution

The fourth proportional to 15,236.34, 22,857.37 and 6,916.94 is: 10,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.34 : 22,857.37 = 6,916.94 : x
  2. Step 2: Convert to fraction form
    15,236.34/22,857.37 = 6,916.94/x
  3. Step 3: Cross multiply
    15,236.34x = 22,857.37 × 6,916.94
  4. Step 4: Simplify right side
    15,236.34x = 158,103,056.85
  5. Step 5: Solve for x
    x = 158,103,056.85/15,236.34
  6. Step 6: Final answer
    x = 10,376.71

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1.5x scale

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.