Home / 10,069.20-15,103.80-4,224.24

Finding the Fourth Proportional to 10,069.20, 15,103.80 and 4,224.24

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Solution

The fourth proportional to 10,069.20, 15,103.80 and 4,224.24 is: 6,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.20 : 15,103.80 = 4,224.24 : x
  2. Step 2: Convert to fraction form
    10,069.20/15,103.80 = 4,224.24/x
  3. Step 3: Cross multiply
    10,069.20x = 15,103.80 × 4,224.24
  4. Step 4: Simplify right side
    10,069.20x = 63,802,076.11
  5. Step 5: Solve for x
    x = 63,802,076.11/10,069.20
  6. Step 6: Final answer
    x = 6,336.36

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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.