Home / 19,218.74-26,414.46-16,966.94

Finding the Fourth Proportional to 19,218.74, 26,414.46 and 16,966.94

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Solution

The fourth proportional to 19,218.74, 26,414.46 and 16,966.94 is: 23,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.74 : 26,414.46 = 16,966.94 : x
  2. Step 2: Convert to fraction form
    19,218.74/26,414.46 = 16,966.94/x
  3. Step 3: Cross multiply
    19,218.74x = 26,414.46 × 16,966.94
  4. Step 4: Simplify right side
    19,218.74x = 448,172,557.95
  5. Step 5: Solve for x
    x = 448,172,557.95/19,218.74
  6. Step 6: Final answer
    x = 23,319.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.