Home / 13,117.20-19,675.52-3,256.52

Finding the Fourth Proportional to 13,117.20, 19,675.52 and 3,256.52

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Solution

The fourth proportional to 13,117.20, 19,675.52 and 3,256.52 is: 4,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.20 : 19,675.52 = 3,256.52 : x
  2. Step 2: Convert to fraction form
    13,117.20/19,675.52 = 3,256.52/x
  3. Step 3: Cross multiply
    13,117.20x = 19,675.52 × 3,256.52
  4. Step 4: Simplify right side
    13,117.20x = 64,073,724.39
  5. Step 5: Solve for x
    x = 64,073,724.39/13,117.20
  6. Step 6: Final answer
    x = 4,884.71

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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.