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Finding the Fourth Proportional to 26,670.30, 36,797.67 and 15,492.30

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Solution

The fourth proportional to 26,670.30, 36,797.67 and 15,492.30 is: 21,375.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.30 : 36,797.67 = 15,492.30 : x
  2. Step 2: Convert to fraction form
    26,670.30/36,797.67 = 15,492.30/x
  3. Step 3: Cross multiply
    26,670.30x = 36,797.67 × 15,492.30
  4. Step 4: Simplify right side
    26,670.30x = 570,080,542.94
  5. Step 5: Solve for x
    x = 570,080,542.94/26,670.30
  6. Step 6: Final answer
    x = 21,375.11

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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.