Home / 19,090.97-26,335.37-11,130.29

Finding the Fourth Proportional to 19,090.97, 26,335.37 and 11,130.29

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Solution

The fourth proportional to 19,090.97, 26,335.37 and 11,130.29 is: 15,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.97 : 26,335.37 = 11,130.29 : x
  2. Step 2: Convert to fraction form
    19,090.97/26,335.37 = 11,130.29/x
  3. Step 3: Cross multiply
    19,090.97x = 26,335.37 × 11,130.29
  4. Step 4: Simplify right side
    19,090.97x = 293,120,305.36
  5. Step 5: Solve for x
    x = 293,120,305.36/19,090.97
  6. Step 6: Final answer
    x = 15,353.87

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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.