Home / 18,415.35-27,618.87-5,932.98

Finding the Fourth Proportional to 18,415.35, 27,618.87 and 5,932.98

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Solution

The fourth proportional to 18,415.35, 27,618.87 and 5,932.98 is: 8,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415.35 : 27,618.87 = 5,932.98 : x
  2. Step 2: Convert to fraction form
    18,415.35/27,618.87 = 5,932.98/x
  3. Step 3: Cross multiply
    18,415.35x = 27,618.87 × 5,932.98
  4. Step 4: Simplify right side
    18,415.35x = 163,862,203.33
  5. Step 5: Solve for x
    x = 163,862,203.33/18,415.35
  6. Step 6: Final answer
    x = 8,898.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.