Home / 19,222.88-26,525.20-11,263.28

Finding the Fourth Proportional to 19,222.88, 26,525.20 and 11,263.28

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Solution

The fourth proportional to 19,222.88, 26,525.20 and 11,263.28 is: 15,541.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.88 : 26,525.20 = 11,263.28 : x
  2. Step 2: Convert to fraction form
    19,222.88/26,525.20 = 11,263.28/x
  3. Step 3: Cross multiply
    19,222.88x = 26,525.20 × 11,263.28
  4. Step 4: Simplify right side
    19,222.88x = 298,760,754.66
  5. Step 5: Solve for x
    x = 298,760,754.66/19,222.88
  6. Step 6: Final answer
    x = 15,541.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.