Home / 30,087.20-41,516.09-16,659.24

Finding the Fourth Proportional to 30,087.20, 41,516.09 and 16,659.24

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Solution

The fourth proportional to 30,087.20, 41,516.09 and 16,659.24 is: 22,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087.20 : 41,516.09 = 16,659.24 : x
  2. Step 2: Convert to fraction form
    30,087.20/41,516.09 = 16,659.24/x
  3. Step 3: Cross multiply
    30,087.20x = 41,516.09 × 16,659.24
  4. Step 4: Simplify right side
    30,087.20x = 691,626,774.66
  5. Step 5: Solve for x
    x = 691,626,774.66/30,087.20
  6. Step 6: Final answer
    x = 22,987.41

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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.