Home / 14,194.22-19,568.94-9,939.56

Finding the Fourth Proportional to 14,194.22, 19,568.94 and 9,939.56

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Solution

The fourth proportional to 14,194.22, 19,568.94 and 9,939.56 is: 13,703.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.22 : 19,568.94 = 9,939.56 : x
  2. Step 2: Convert to fraction form
    14,194.22/19,568.94 = 9,939.56/x
  3. Step 3: Cross multiply
    14,194.22x = 19,568.94 × 9,939.56
  4. Step 4: Simplify right side
    14,194.22x = 194,506,653.27
  5. Step 5: Solve for x
    x = 194,506,653.27/14,194.22
  6. Step 6: Final answer
    x = 13,703.23

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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.