Home / 13,117.97-19,672.69-4,350.53

Finding the Fourth Proportional to 13,117.97, 19,672.69 and 4,350.53

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Solution

The fourth proportional to 13,117.97, 19,672.69 and 4,350.53 is: 6,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.97 : 19,672.69 = 4,350.53 : x
  2. Step 2: Convert to fraction form
    13,117.97/19,672.69 = 4,350.53/x
  3. Step 3: Cross multiply
    13,117.97x = 19,672.69 × 4,350.53
  4. Step 4: Simplify right side
    13,117.97x = 85,586,628.03
  5. Step 5: Solve for x
    x = 85,586,628.03/13,117.97
  6. Step 6: Final answer
    x = 6,524.38

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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.