Home / 27,156.23-40,726.35-8,180.09

Finding the Fourth Proportional to 27,156.23, 40,726.35 and 8,180.09

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Solution

The fourth proportional to 27,156.23, 40,726.35 and 8,180.09 is: 12,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.23 : 40,726.35 = 8,180.09 : x
  2. Step 2: Convert to fraction form
    27,156.23/40,726.35 = 8,180.09/x
  3. Step 3: Cross multiply
    27,156.23x = 40,726.35 × 8,180.09
  4. Step 4: Simplify right side
    27,156.23x = 333,145,208.37
  5. Step 5: Solve for x
    x = 333,145,208.37/27,156.23
  6. Step 6: Final answer
    x = 12,267.73

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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.