Home / 19,588.91-27,033.32-11,090.89

Finding the Fourth Proportional to 19,588.91, 27,033.32 and 11,090.89

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Solution

The fourth proportional to 19,588.91, 27,033.32 and 11,090.89 is: 15,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.91 : 27,033.32 = 11,090.89 : x
  2. Step 2: Convert to fraction form
    19,588.91/27,033.32 = 11,090.89/x
  3. Step 3: Cross multiply
    19,588.91x = 27,033.32 × 11,090.89
  4. Step 4: Simplify right side
    19,588.91x = 299,823,455.42
  5. Step 5: Solve for x
    x = 299,823,455.42/19,588.91
  6. Step 6: Final answer
    x = 15,305.77

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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.