Home / 27,366.15-41,049.18-21,135.23

Finding the Fourth Proportional to 27,366.15, 41,049.18 and 21,135.23

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Solution

The fourth proportional to 27,366.15, 41,049.18 and 21,135.23 is: 31,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,366.15 : 41,049.18 = 21,135.23 : x
  2. Step 2: Convert to fraction form
    27,366.15/41,049.18 = 21,135.23/x
  3. Step 3: Cross multiply
    27,366.15x = 41,049.18 × 21,135.23
  4. Step 4: Simplify right side
    27,366.15x = 867,583,809.30
  5. Step 5: Solve for x
    x = 867,583,809.30/27,366.15
  6. Step 6: Final answer
    x = 31,702.80

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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.