Home / 14,669.28-20,237.60-10,196.64

Finding the Fourth Proportional to 14,669.28, 20,237.60 and 10,196.64

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Solution

The fourth proportional to 14,669.28, 20,237.60 and 10,196.64 is: 14,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.28 : 20,237.60 = 10,196.64 : x
  2. Step 2: Convert to fraction form
    14,669.28/20,237.60 = 10,196.64/x
  3. Step 3: Cross multiply
    14,669.28x = 20,237.60 × 10,196.64
  4. Step 4: Simplify right side
    14,669.28x = 206,355,521.66
  5. Step 5: Solve for x
    x = 206,355,521.66/14,669.28
  6. Step 6: Final answer
    x = 14,067.19

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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.