Home / 17,928.72-26,889.48-11,262.24

Finding the Fourth Proportional to 17,928.72, 26,889.48 and 11,262.24

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Solution

The fourth proportional to 17,928.72, 26,889.48 and 11,262.24 is: 16,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.72 : 26,889.48 = 11,262.24 : x
  2. Step 2: Convert to fraction form
    17,928.72/26,889.48 = 11,262.24/x
  3. Step 3: Cross multiply
    17,928.72x = 26,889.48 × 11,262.24
  4. Step 4: Simplify right side
    17,928.72x = 302,835,777.24
  5. Step 5: Solve for x
    x = 302,835,777.24/17,928.72
  6. Step 6: Final answer
    x = 16,891.10

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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.