Home / 18,036.96-27,069.48-11,795.28

Finding the Fourth Proportional to 18,036.96, 27,069.48 and 11,795.28

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Solution

The fourth proportional to 18,036.96, 27,069.48 and 11,795.28 is: 17,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.96 : 27,069.48 = 11,795.28 : x
  2. Step 2: Convert to fraction form
    18,036.96/27,069.48 = 11,795.28/x
  3. Step 3: Cross multiply
    18,036.96x = 27,069.48 × 11,795.28
  4. Step 4: Simplify right side
    18,036.96x = 319,292,096.05
  5. Step 5: Solve for x
    x = 319,292,096.05/18,036.96
  6. Step 6: Final answer
    x = 17,702.10

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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.