Home / 19,650.20-29,475.28-16,180.16

Finding the Fourth Proportional to 19,650.20, 29,475.28 and 16,180.16

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Solution

The fourth proportional to 19,650.20, 29,475.28 and 16,180.16 is: 24,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.20 : 29,475.28 = 16,180.16 : x
  2. Step 2: Convert to fraction form
    19,650.20/29,475.28 = 16,180.16/x
  3. Step 3: Cross multiply
    19,650.20x = 29,475.28 × 16,180.16
  4. Step 4: Simplify right side
    19,650.20x = 476,914,746.44
  5. Step 5: Solve for x
    x = 476,914,746.44/19,650.20
  6. Step 6: Final answer
    x = 24,270.22

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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.