Home / 28,162.19-38,857.04-17,544.31

Finding the Fourth Proportional to 28,162.19, 38,857.04 and 17,544.31

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Solution

The fourth proportional to 28,162.19, 38,857.04 and 17,544.31 is: 24,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,162.19 : 38,857.04 = 17,544.31 : x
  2. Step 2: Convert to fraction form
    28,162.19/38,857.04 = 17,544.31/x
  3. Step 3: Cross multiply
    28,162.19x = 38,857.04 × 17,544.31
  4. Step 4: Simplify right side
    28,162.19x = 681,719,955.44
  5. Step 5: Solve for x
    x = 681,719,955.44/28,162.19
  6. Step 6: Final answer
    x = 24,206.92

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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.