Home / 14,419.20-21,627.36-4,031.04

Finding the Fourth Proportional to 14,419.20, 21,627.36 and 4,031.04

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Solution

The fourth proportional to 14,419.20, 21,627.36 and 4,031.04 is: 6,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.20 : 21,627.36 = 4,031.04 : x
  2. Step 2: Convert to fraction form
    14,419.20/21,627.36 = 4,031.04/x
  3. Step 3: Cross multiply
    14,419.20x = 21,627.36 × 4,031.04
  4. Step 4: Simplify right side
    14,419.20x = 87,180,753.25
  5. Step 5: Solve for x
    x = 87,180,753.25/14,419.20
  6. Step 6: Final answer
    x = 6,046.16

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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.