Home / 19,356.10-26,680.56-14,568.85

Finding the Fourth Proportional to 19,356.10, 26,680.56 and 14,568.85

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Solution

The fourth proportional to 19,356.10, 26,680.56 and 14,568.85 is: 20,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.10 : 26,680.56 = 14,568.85 : x
  2. Step 2: Convert to fraction form
    19,356.10/26,680.56 = 14,568.85/x
  3. Step 3: Cross multiply
    19,356.10x = 26,680.56 × 14,568.85
  4. Step 4: Simplify right side
    19,356.10x = 388,705,076.56
  5. Step 5: Solve for x
    x = 388,705,076.56/19,356.10
  6. Step 6: Final answer
    x = 20,081.79

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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.