Home / 17,542.50-24,228.27-13,611.30

Finding the Fourth Proportional to 17,542.50, 24,228.27 and 13,611.30

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Solution

The fourth proportional to 17,542.50, 24,228.27 and 13,611.30 is: 18,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542.50 : 24,228.27 = 13,611.30 : x
  2. Step 2: Convert to fraction form
    17,542.50/24,228.27 = 13,611.30/x
  3. Step 3: Cross multiply
    17,542.50x = 24,228.27 × 13,611.30
  4. Step 4: Simplify right side
    17,542.50x = 329,778,251.45
  5. Step 5: Solve for x
    x = 329,778,251.45/17,542.50
  6. Step 6: Final answer
    x = 18,798.82

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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.