Home / 18,206.36-27,308.32-5,058.44

Finding the Fourth Proportional to 18,206.36, 27,308.32 and 5,058.44

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Solution

The fourth proportional to 18,206.36, 27,308.32 and 5,058.44 is: 7,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.36 : 27,308.32 = 5,058.44 : x
  2. Step 2: Convert to fraction form
    18,206.36/27,308.32 = 5,058.44/x
  3. Step 3: Cross multiply
    18,206.36x = 27,308.32 × 5,058.44
  4. Step 4: Simplify right side
    18,206.36x = 138,137,498.22
  5. Step 5: Solve for x
    x = 138,137,498.22/18,206.36
  6. Step 6: Final answer
    x = 7,587.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.