Home / 17,020.82-23,506.67-15,165.52

Finding the Fourth Proportional to 17,020.82, 23,506.67 and 15,165.52

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Solution

The fourth proportional to 17,020.82, 23,506.67 and 15,165.52 is: 20,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.82 : 23,506.67 = 15,165.52 : x
  2. Step 2: Convert to fraction form
    17,020.82/23,506.67 = 15,165.52/x
  3. Step 3: Cross multiply
    17,020.82x = 23,506.67 × 15,165.52
  4. Step 4: Simplify right side
    17,020.82x = 356,490,874.02
  5. Step 5: Solve for x
    x = 356,490,874.02/17,020.82
  6. Step 6: Final answer
    x = 20,944.40

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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.