Home / 18,100.19-27,273.60-14,885.30

Finding the Fourth Proportional to 18,100.19, 27,273.60 and 14,885.30

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Solution

The fourth proportional to 18,100.19, 27,273.60 and 14,885.30 is: 22,429.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100.19 : 27,273.60 = 14,885.30 : x
  2. Step 2: Convert to fraction form
    18,100.19/27,273.60 = 14,885.30/x
  3. Step 3: Cross multiply
    18,100.19x = 27,273.60 × 14,885.30
  4. Step 4: Simplify right side
    18,100.19x = 405,975,718.08
  5. Step 5: Solve for x
    x = 405,975,718.08/18,100.19
  6. Step 6: Final answer
    x = 22,429.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.