Home / 28,194.13-38,907.90-17,016.13

Finding the Fourth Proportional to 28,194.13, 38,907.90 and 17,016.13

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Solution

The fourth proportional to 28,194.13, 38,907.90 and 17,016.13 is: 23,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.13 : 38,907.90 = 17,016.13 : x
  2. Step 2: Convert to fraction form
    28,194.13/38,907.90 = 17,016.13/x
  3. Step 3: Cross multiply
    28,194.13x = 38,907.90 × 17,016.13
  4. Step 4: Simplify right side
    28,194.13x = 662,061,884.43
  5. Step 5: Solve for x
    x = 662,061,884.43/28,194.13
  6. Step 6: Final answer
    x = 23,482.26

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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.