Home / 34,121.28-51,182.34-10,429.32

Finding the Fourth Proportional to 34,121.28, 51,182.34 and 10,429.32

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Solution

The fourth proportional to 34,121.28, 51,182.34 and 10,429.32 is: 15,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.28 : 51,182.34 = 10,429.32 : x
  2. Step 2: Convert to fraction form
    34,121.28/51,182.34 = 10,429.32/x
  3. Step 3: Cross multiply
    34,121.28x = 51,182.34 × 10,429.32
  4. Step 4: Simplify right side
    34,121.28x = 533,797,002.21
  5. Step 5: Solve for x
    x = 533,797,002.21/34,121.28
  6. Step 6: Final answer
    x = 15,644.11

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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.