Home / 17,201.12-23,719.55-12,734.24

Finding the Fourth Proportional to 17,201.12, 23,719.55 and 12,734.24

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Solution

The fourth proportional to 17,201.12, 23,719.55 and 12,734.24 is: 17,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.12 : 23,719.55 = 12,734.24 : x
  2. Step 2: Convert to fraction form
    17,201.12/23,719.55 = 12,734.24/x
  3. Step 3: Cross multiply
    17,201.12x = 23,719.55 × 12,734.24
  4. Step 4: Simplify right side
    17,201.12x = 302,050,260.12
  5. Step 5: Solve for x
    x = 302,050,260.12/17,201.12
  6. Step 6: Final answer
    x = 17,559.92

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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.