Home / 25,279.36-34,874.44-15,202

Finding the Fourth Proportional to 25,279.36, 34,874.44 and 15,202

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Solution

The fourth proportional to 25,279.36, 34,874.44 and 15,202 is: 20,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.36 : 34,874.44 = 15,202 : x
  2. Step 2: Convert to fraction form
    25,279.36/34,874.44 = 15,202/x
  3. Step 3: Cross multiply
    25,279.36x = 34,874.44 × 15,202
  4. Step 4: Simplify right side
    25,279.36x = 530,161,236.88
  5. Step 5: Solve for x
    x = 530,161,236.88/25,279.36
  6. Step 6: Final answer
    x = 20,972.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.