Home / 17,119.32-25,667.90-11,258.16

Finding the Fourth Proportional to 17,119.32, 25,667.90 and 11,258.16

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Solution

The fourth proportional to 17,119.32, 25,667.90 and 11,258.16 is: 16,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.32 : 25,667.90 = 11,258.16 : x
  2. Step 2: Convert to fraction form
    17,119.32/25,667.90 = 11,258.16/x
  3. Step 3: Cross multiply
    17,119.32x = 25,667.90 × 11,258.16
  4. Step 4: Simplify right side
    17,119.32x = 288,973,325.06
  5. Step 5: Solve for x
    x = 288,973,325.06/17,119.32
  6. Step 6: Final answer
    x = 16,879.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.