Home / 13,074.26-19,625.43-5,288.18

Finding the Fourth Proportional to 13,074.26, 19,625.43 and 5,288.18

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Solution

The fourth proportional to 13,074.26, 19,625.43 and 5,288.18 is: 7,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.26 : 19,625.43 = 5,288.18 : x
  2. Step 2: Convert to fraction form
    13,074.26/19,625.43 = 5,288.18/x
  3. Step 3: Cross multiply
    13,074.26x = 19,625.43 × 5,288.18
  4. Step 4: Simplify right side
    13,074.26x = 103,782,806.42
  5. Step 5: Solve for x
    x = 103,782,806.42/13,074.26
  6. Step 6: Final answer
    x = 7,937.95

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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.