Home / 12,719.03-19,073.88-4,396.68

Finding the Fourth Proportional to 12,719.03, 19,073.88 and 4,396.68

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Solution

The fourth proportional to 12,719.03, 19,073.88 and 4,396.68 is: 6,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719.03 : 19,073.88 = 4,396.68 : x
  2. Step 2: Convert to fraction form
    12,719.03/19,073.88 = 4,396.68/x
  3. Step 3: Cross multiply
    12,719.03x = 19,073.88 × 4,396.68
  4. Step 4: Simplify right side
    12,719.03x = 83,861,746.72
  5. Step 5: Solve for x
    x = 83,861,746.72/12,719.03
  6. Step 6: Final answer
    x = 6,593.41

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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.