Home / 30,192.08-41,658.84-18,256.05

Finding the Fourth Proportional to 30,192.08, 41,658.84 and 18,256.05

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Solution

The fourth proportional to 30,192.08, 41,658.84 and 18,256.05 is: 25,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.08 : 41,658.84 = 18,256.05 : x
  2. Step 2: Convert to fraction form
    30,192.08/41,658.84 = 18,256.05/x
  3. Step 3: Cross multiply
    30,192.08x = 41,658.84 × 18,256.05
  4. Step 4: Simplify right side
    30,192.08x = 760,525,865.98
  5. Step 5: Solve for x
    x = 760,525,865.98/30,192.08
  6. Step 6: Final answer
    x = 25,189.59

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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.