Home / 17,520.24-26,287.44-12,863.92

Finding the Fourth Proportional to 17,520.24, 26,287.44 and 12,863.92

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Solution

The fourth proportional to 17,520.24, 26,287.44 and 12,863.92 is: 19,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.24 : 26,287.44 = 12,863.92 : x
  2. Step 2: Convert to fraction form
    17,520.24/26,287.44 = 12,863.92/x
  3. Step 3: Cross multiply
    17,520.24x = 26,287.44 × 12,863.92
  4. Step 4: Simplify right side
    17,520.24x = 338,159,525.16
  5. Step 5: Solve for x
    x = 338,159,525.16/17,520.24
  6. Step 6: Final answer
    x = 19,301.08

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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.