Home / 13,544.31-20,258.15-12,053.91

Finding the Fourth Proportional to 13,544.31, 20,258.15 and 12,053.91

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Solution

The fourth proportional to 13,544.31, 20,258.15 and 12,053.91 is: 18,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.31 : 20,258.15 = 12,053.91 : x
  2. Step 2: Convert to fraction form
    13,544.31/20,258.15 = 12,053.91/x
  3. Step 3: Cross multiply
    13,544.31x = 20,258.15 × 12,053.91
  4. Step 4: Simplify right side
    13,544.31x = 244,189,856.60
  5. Step 5: Solve for x
    x = 244,189,856.60/13,544.31
  6. Step 6: Final answer
    x = 18,028.96

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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.