Home / 13,750.97-20,626.45-4,867.19

Finding the Fourth Proportional to 13,750.97, 20,626.45 and 4,867.19

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Solution

The fourth proportional to 13,750.97, 20,626.45 and 4,867.19 is: 7,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.97 : 20,626.45 = 4,867.19 : x
  2. Step 2: Convert to fraction form
    13,750.97/20,626.45 = 4,867.19/x
  3. Step 3: Cross multiply
    13,750.97x = 20,626.45 × 4,867.19
  4. Step 4: Simplify right side
    13,750.97x = 100,392,813.22
  5. Step 5: Solve for x
    x = 100,392,813.22/13,750.97
  6. Step 6: Final answer
    x = 7,300.78

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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.