Home / 15,436.49-23,156.10-4,343.27

Finding the Fourth Proportional to 15,436.49, 23,156.10 and 4,343.27

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Solution

The fourth proportional to 15,436.49, 23,156.10 and 4,343.27 is: 6,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.49 : 23,156.10 = 4,343.27 : x
  2. Step 2: Convert to fraction form
    15,436.49/23,156.10 = 4,343.27/x
  3. Step 3: Cross multiply
    15,436.49x = 23,156.10 × 4,343.27
  4. Step 4: Simplify right side
    15,436.49x = 100,573,194.45
  5. Step 5: Solve for x
    x = 100,573,194.45/15,436.49
  6. Step 6: Final answer
    x = 6,515.29

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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.