Home / 26,964.68-37,211.40-15,640.88

Finding the Fourth Proportional to 26,964.68, 37,211.40 and 15,640.88

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Solution

The fourth proportional to 26,964.68, 37,211.40 and 15,640.88 is: 21,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.68 : 37,211.40 = 15,640.88 : x
  2. Step 2: Convert to fraction form
    26,964.68/37,211.40 = 15,640.88/x
  3. Step 3: Cross multiply
    26,964.68x = 37,211.40 × 15,640.88
  4. Step 4: Simplify right side
    26,964.68x = 582,018,855.98
  5. Step 5: Solve for x
    x = 582,018,855.98/26,964.68
  6. Step 6: Final answer
    x = 21,584.49

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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.