Home / 26,886.88-37,098.44-15,706.72

Finding the Fourth Proportional to 26,886.88, 37,098.44 and 15,706.72

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Solution

The fourth proportional to 26,886.88, 37,098.44 and 15,706.72 is: 21,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.88 : 37,098.44 = 15,706.72 : x
  2. Step 2: Convert to fraction form
    26,886.88/37,098.44 = 15,706.72/x
  3. Step 3: Cross multiply
    26,886.88x = 37,098.44 × 15,706.72
  4. Step 4: Simplify right side
    26,886.88x = 582,694,809.52
  5. Step 5: Solve for x
    x = 582,694,809.52/26,886.88
  6. Step 6: Final answer
    x = 21,672.09

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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.