Home / 12,624.24-17,419.42-7,587.26

Finding the Fourth Proportional to 12,624.24, 17,419.42 and 7,587.26

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Solution

The fourth proportional to 12,624.24, 17,419.42 and 7,587.26 is: 10,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.24 : 17,419.42 = 7,587.26 : x
  2. Step 2: Convert to fraction form
    12,624.24/17,419.42 = 7,587.26/x
  3. Step 3: Cross multiply
    12,624.24x = 17,419.42 × 7,587.26
  4. Step 4: Simplify right side
    12,624.24x = 132,165,668.59
  5. Step 5: Solve for x
    x = 132,165,668.59/12,624.24
  6. Step 6: Final answer
    x = 10,469.20

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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.