Home / 12,894.54-19,322.37-5,101.26

Finding the Fourth Proportional to 12,894.54, 19,322.37 and 5,101.26

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Solution

The fourth proportional to 12,894.54, 19,322.37 and 5,101.26 is: 7,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,894.54 : 19,322.37 = 5,101.26 : x
  2. Step 2: Convert to fraction form
    12,894.54/19,322.37 = 5,101.26/x
  3. Step 3: Cross multiply
    12,894.54x = 19,322.37 × 5,101.26
  4. Step 4: Simplify right side
    12,894.54x = 98,568,433.19
  5. Step 5: Solve for x
    x = 98,568,433.19/12,894.54
  6. Step 6: Final answer
    x = 7,644.20

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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.