Home / 19,214.31-26,517.21-10,719.18

Finding the Fourth Proportional to 19,214.31, 26,517.21 and 10,719.18

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Solution

The fourth proportional to 19,214.31, 26,517.21 and 10,719.18 is: 14,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.31 : 26,517.21 = 10,719.18 : x
  2. Step 2: Convert to fraction form
    19,214.31/26,517.21 = 10,719.18/x
  3. Step 3: Cross multiply
    19,214.31x = 26,517.21 × 10,719.18
  4. Step 4: Simplify right side
    19,214.31x = 284,242,747.09
  5. Step 5: Solve for x
    x = 284,242,747.09/19,214.31
  6. Step 6: Final answer
    x = 14,793.28

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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.