Home / 19,588.43-27,031.83-11,090.32

Finding the Fourth Proportional to 19,588.43, 27,031.83 and 11,090.32

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Solution

The fourth proportional to 19,588.43, 27,031.83 and 11,090.32 is: 15,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.43 : 27,031.83 = 11,090.32 : x
  2. Step 2: Convert to fraction form
    19,588.43/27,031.83 = 11,090.32/x
  3. Step 3: Cross multiply
    19,588.43x = 27,031.83 × 11,090.32
  4. Step 4: Simplify right side
    19,588.43x = 299,791,535.72
  5. Step 5: Solve for x
    x = 299,791,535.72/19,588.43
  6. Step 6: Final answer
    x = 15,304.52

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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.