Home / 19,414.42-26,791.65-10,917.95

Finding the Fourth Proportional to 19,414.42, 26,791.65 and 10,917.95

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Solution

The fourth proportional to 19,414.42, 26,791.65 and 10,917.95 is: 15,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.42 : 26,791.65 = 10,917.95 : x
  2. Step 2: Convert to fraction form
    19,414.42/26,791.65 = 10,917.95/x
  3. Step 3: Cross multiply
    19,414.42x = 26,791.65 × 10,917.95
  4. Step 4: Simplify right side
    19,414.42x = 292,509,761.16
  5. Step 5: Solve for x
    x = 292,509,761.16/19,414.42
  6. Step 6: Final answer
    x = 15,066.63

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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.