Home / 13,283.87-19,919.07-5,890.59

Finding the Fourth Proportional to 13,283.87, 19,919.07 and 5,890.59

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Solution

The fourth proportional to 13,283.87, 19,919.07 and 5,890.59 is: 8,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,283.87 : 19,919.07 = 5,890.59 : x
  2. Step 2: Convert to fraction form
    13,283.87/19,919.07 = 5,890.59/x
  3. Step 3: Cross multiply
    13,283.87x = 19,919.07 × 5,890.59
  4. Step 4: Simplify right side
    13,283.87x = 117,335,074.55
  5. Step 5: Solve for x
    x = 117,335,074.55/13,283.87
  6. Step 6: Final answer
    x = 8,832.90

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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.