Home / 34,369.75-51,525.20-15,643.09

Finding the Fourth Proportional to 34,369.75, 51,525.20 and 15,643.09

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Solution

The fourth proportional to 34,369.75, 51,525.20 and 15,643.09 is: 23,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,369.75 : 51,525.20 = 15,643.09 : x
  2. Step 2: Convert to fraction form
    34,369.75/51,525.20 = 15,643.09/x
  3. Step 3: Cross multiply
    34,369.75x = 51,525.20 × 15,643.09
  4. Step 4: Simplify right side
    34,369.75x = 806,013,340.87
  5. Step 5: Solve for x
    x = 806,013,340.87/34,369.75
  6. Step 6: Final answer
    x = 23,451.24

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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.