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Finding the Fourth Proportional to 18,053.20, 27,058.20 and 9,283.60

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Solution

The fourth proportional to 18,053.20, 27,058.20 and 9,283.60 is: 13,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.20 : 27,058.20 = 9,283.60 : x
  2. Step 2: Convert to fraction form
    18,053.20/27,058.20 = 9,283.60/x
  3. Step 3: Cross multiply
    18,053.20x = 27,058.20 × 9,283.60
  4. Step 4: Simplify right side
    18,053.20x = 251,197,505.52
  5. Step 5: Solve for x
    x = 251,197,505.52/18,053.20
  6. Step 6: Final answer
    x = 13,914.29

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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.