Home / 26,988.71-37,232.37-15,651.63

Finding the Fourth Proportional to 26,988.71, 37,232.37 and 15,651.63

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Solution

The fourth proportional to 26,988.71, 37,232.37 and 15,651.63 is: 21,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.71 : 37,232.37 = 15,651.63 : x
  2. Step 2: Convert to fraction form
    26,988.71/37,232.37 = 15,651.63/x
  3. Step 3: Cross multiply
    26,988.71x = 37,232.37 × 15,651.63
  4. Step 4: Simplify right side
    26,988.71x = 582,747,375.64
  5. Step 5: Solve for x
    x = 582,747,375.64/26,988.71
  6. Step 6: Final answer
    x = 21,592.27

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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.