Home / 29,205.12-40,293.36-16,627.20

Finding the Fourth Proportional to 29,205.12, 40,293.36 and 16,627.20

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Solution

The fourth proportional to 29,205.12, 40,293.36 and 16,627.20 is: 22,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.12 : 40,293.36 = 16,627.20 : x
  2. Step 2: Convert to fraction form
    29,205.12/40,293.36 = 16,627.20/x
  3. Step 3: Cross multiply
    29,205.12x = 40,293.36 × 16,627.20
  4. Step 4: Simplify right side
    29,205.12x = 669,965,755.39
  5. Step 5: Solve for x
    x = 669,965,755.39/29,205.12
  6. Step 6: Final answer
    x = 22,940.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.