Home / 34,601.28-47,753.28-21,181.40

Finding the Fourth Proportional to 34,601.28, 47,753.28 and 21,181.40

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Solution

The fourth proportional to 34,601.28, 47,753.28 and 21,181.40 is: 29,232.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,601.28 : 47,753.28 = 21,181.40 : x
  2. Step 2: Convert to fraction form
    34,601.28/47,753.28 = 21,181.40/x
  3. Step 3: Cross multiply
    34,601.28x = 47,753.28 × 21,181.40
  4. Step 4: Simplify right side
    34,601.28x = 1,011,481,324.99
  5. Step 5: Solve for x
    x = 1,011,481,324.99/34,601.28
  6. Step 6: Final answer
    x = 29,232.48

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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.