Home / 19,369.97-26,739.41-14,892.15

Finding the Fourth Proportional to 19,369.97, 26,739.41 and 14,892.15

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Solution

The fourth proportional to 19,369.97, 26,739.41 and 14,892.15 is: 20,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.97 : 26,739.41 = 14,892.15 : x
  2. Step 2: Convert to fraction form
    19,369.97/26,739.41 = 14,892.15/x
  3. Step 3: Cross multiply
    19,369.97x = 26,739.41 × 14,892.15
  4. Step 4: Simplify right side
    19,369.97x = 398,207,230.17
  5. Step 5: Solve for x
    x = 398,207,230.17/19,369.97
  6. Step 6: Final answer
    x = 20,557.97

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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.