Home / 36,787.64-55,189.05-11,486.48

Finding the Fourth Proportional to 36,787.64, 55,189.05 and 11,486.48

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Solution

The fourth proportional to 36,787.64, 55,189.05 and 11,486.48 is: 17,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.64 : 55,189.05 = 11,486.48 : x
  2. Step 2: Convert to fraction form
    36,787.64/55,189.05 = 11,486.48/x
  3. Step 3: Cross multiply
    36,787.64x = 55,189.05 × 11,486.48
  4. Step 4: Simplify right side
    36,787.64x = 633,927,600.02
  5. Step 5: Solve for x
    x = 633,927,600.02/36,787.64
  6. Step 6: Final answer
    x = 17,232.08

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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.