Home / 13,104.48-19,647.45-4,217.06

Finding the Fourth Proportional to 13,104.48, 19,647.45 and 4,217.06

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Solution

The fourth proportional to 13,104.48, 19,647.45 and 4,217.06 is: 6,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.48 : 19,647.45 = 4,217.06 : x
  2. Step 2: Convert to fraction form
    13,104.48/19,647.45 = 4,217.06/x
  3. Step 3: Cross multiply
    13,104.48x = 19,647.45 × 4,217.06
  4. Step 4: Simplify right side
    13,104.48x = 82,854,377.26
  5. Step 5: Solve for x
    x = 82,854,377.26/13,104.48
  6. Step 6: Final answer
    x = 6,322.60

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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.