Home / 15,102.75-20,833.41-14,033.64

Finding the Fourth Proportional to 15,102.75, 20,833.41 and 14,033.64

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Solution

The fourth proportional to 15,102.75, 20,833.41 and 14,033.64 is: 19,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,102.75 : 20,833.41 = 14,033.64 : x
  2. Step 2: Convert to fraction form
    15,102.75/20,833.41 = 14,033.64/x
  3. Step 3: Cross multiply
    15,102.75x = 20,833.41 × 14,033.64
  4. Step 4: Simplify right side
    15,102.75x = 292,368,706.66
  5. Step 5: Solve for x
    x = 292,368,706.66/15,102.75
  6. Step 6: Final answer
    x = 19,358.64

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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.