Home / 13,027.47-19,540.93-3,166.80

Finding the Fourth Proportional to 13,027.47, 19,540.93 and 3,166.80

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Solution

The fourth proportional to 13,027.47, 19,540.93 and 3,166.80 is: 4,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.47 : 19,540.93 = 3,166.80 : x
  2. Step 2: Convert to fraction form
    13,027.47/19,540.93 = 3,166.80/x
  3. Step 3: Cross multiply
    13,027.47x = 19,540.93 × 3,166.80
  4. Step 4: Simplify right side
    13,027.47x = 61,882,217.12
  5. Step 5: Solve for x
    x = 61,882,217.12/13,027.47
  6. Step 6: Final answer
    x = 4,750.13

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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.