Home / 26,021.09-35,906.40-14,691.21

Finding the Fourth Proportional to 26,021.09, 35,906.40 and 14,691.21

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Solution

The fourth proportional to 26,021.09, 35,906.40 and 14,691.21 is: 20,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.09 : 35,906.40 = 14,691.21 : x
  2. Step 2: Convert to fraction form
    26,021.09/35,906.40 = 14,691.21/x
  3. Step 3: Cross multiply
    26,021.09x = 35,906.40 × 14,691.21
  4. Step 4: Simplify right side
    26,021.09x = 527,508,462.74
  5. Step 5: Solve for x
    x = 527,508,462.74/26,021.09
  6. Step 6: Final answer
    x = 20,272.35

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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.