Home / 26,690.49-36,833.27-15,512.49

Finding the Fourth Proportional to 26,690.49, 36,833.27 and 15,512.49

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Solution

The fourth proportional to 26,690.49, 36,833.27 and 15,512.49 is: 21,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.49 : 36,833.27 = 15,512.49 : x
  2. Step 2: Convert to fraction form
    26,690.49/36,833.27 = 15,512.49/x
  3. Step 3: Cross multiply
    26,690.49x = 36,833.27 × 15,512.49
  4. Step 4: Simplify right side
    26,690.49x = 571,375,732.54
  5. Step 5: Solve for x
    x = 571,375,732.54/26,690.49
  6. Step 6: Final answer
    x = 21,407.47

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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.