Home / 34,384.55-51,571.29-9,418.76

Finding the Fourth Proportional to 34,384.55, 51,571.29 and 9,418.76

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Solution

The fourth proportional to 34,384.55, 51,571.29 and 9,418.76 is: 14,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,384.55 : 51,571.29 = 9,418.76 : x
  2. Step 2: Convert to fraction form
    34,384.55/51,571.29 = 9,418.76/x
  3. Step 3: Cross multiply
    34,384.55x = 51,571.29 × 9,418.76
  4. Step 4: Simplify right side
    34,384.55x = 485,737,556.31
  5. Step 5: Solve for x
    x = 485,737,556.31/34,384.55
  6. Step 6: Final answer
    x = 14,126.62

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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.