Home / 19,588.67-27,032.97-11,090.64

Finding the Fourth Proportional to 19,588.67, 27,032.97 and 11,090.64

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Solution

The fourth proportional to 19,588.67, 27,032.97 and 11,090.64 is: 15,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.67 : 27,032.97 = 11,090.64 : x
  2. Step 2: Convert to fraction form
    19,588.67/27,032.97 = 11,090.64/x
  3. Step 3: Cross multiply
    19,588.67x = 27,032.97 × 11,090.64
  4. Step 4: Simplify right side
    19,588.67x = 299,812,938.40
  5. Step 5: Solve for x
    x = 299,812,938.40/19,588.67
  6. Step 6: Final answer
    x = 15,305.43

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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.