Home / 16,217.32-22,382.07-9,505.60

Finding the Fourth Proportional to 16,217.32, 22,382.07 and 9,505.60

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Solution

The fourth proportional to 16,217.32, 22,382.07 and 9,505.60 is: 13,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.32 : 22,382.07 = 9,505.60 : x
  2. Step 2: Convert to fraction form
    16,217.32/22,382.07 = 9,505.60/x
  3. Step 3: Cross multiply
    16,217.32x = 22,382.07 × 9,505.60
  4. Step 4: Simplify right side
    16,217.32x = 212,755,004.59
  5. Step 5: Solve for x
    x = 212,755,004.59/16,217.32
  6. Step 6: Final answer
    x = 13,119.00

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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.