Home / 26,615.22-36,731.58-19,889.17

Finding the Fourth Proportional to 26,615.22, 36,731.58 and 19,889.17

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Solution

The fourth proportional to 26,615.22, 36,731.58 and 19,889.17 is: 27,448.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.22 : 36,731.58 = 19,889.17 : x
  2. Step 2: Convert to fraction form
    26,615.22/36,731.58 = 19,889.17/x
  3. Step 3: Cross multiply
    26,615.22x = 36,731.58 × 19,889.17
  4. Step 4: Simplify right side
    26,615.22x = 730,560,575.88
  5. Step 5: Solve for x
    x = 730,560,575.88/26,615.22
  6. Step 6: Final answer
    x = 27,448.98

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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.