Home / 19,200.30-26,496.45-11,240.94

Finding the Fourth Proportional to 19,200.30, 26,496.45 and 11,240.94

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Solution

The fourth proportional to 19,200.30, 26,496.45 and 11,240.94 is: 15,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.30 : 26,496.45 = 11,240.94 : x
  2. Step 2: Convert to fraction form
    19,200.30/26,496.45 = 11,240.94/x
  3. Step 3: Cross multiply
    19,200.30x = 26,496.45 × 11,240.94
  4. Step 4: Simplify right side
    19,200.30x = 297,845,004.66
  5. Step 5: Solve for x
    x = 297,845,004.66/19,200.30
  6. Step 6: Final answer
    x = 15,512.52

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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.