Home / 34,345.28-51,433.44-16,758.40

Finding the Fourth Proportional to 34,345.28, 51,433.44 and 16,758.40

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Solution

The fourth proportional to 34,345.28, 51,433.44 and 16,758.40 is: 25,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,345.28 : 51,433.44 = 16,758.40 : x
  2. Step 2: Convert to fraction form
    34,345.28/51,433.44 = 16,758.40/x
  3. Step 3: Cross multiply
    34,345.28x = 51,433.44 × 16,758.40
  4. Step 4: Simplify right side
    34,345.28x = 861,942,160.90
  5. Step 5: Solve for x
    x = 861,942,160.90/34,345.28
  6. Step 6: Final answer
    x = 25,096.38

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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.