Home / 17,054.40-25,581.60-5,207.69

Finding the Fourth Proportional to 17,054.40, 25,581.60 and 5,207.69

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Solution

The fourth proportional to 17,054.40, 25,581.60 and 5,207.69 is: 7,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,054.40 : 25,581.60 = 5,207.69 : x
  2. Step 2: Convert to fraction form
    17,054.40/25,581.60 = 5,207.69/x
  3. Step 3: Cross multiply
    17,054.40x = 25,581.60 × 5,207.69
  4. Step 4: Simplify right side
    17,054.40x = 133,221,091.81
  5. Step 5: Solve for x
    x = 133,221,091.81/17,054.40
  6. Step 6: Final answer
    x = 7,811.54

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Similar ratio
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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.