Home / 36,607.36-54,917.52-13,266.40

Finding the Fourth Proportional to 36,607.36, 54,917.52 and 13,266.40

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Solution

The fourth proportional to 36,607.36, 54,917.52 and 13,266.40 is: 19,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,607.36 : 54,917.52 = 13,266.40 : x
  2. Step 2: Convert to fraction form
    36,607.36/54,917.52 = 13,266.40/x
  3. Step 3: Cross multiply
    36,607.36x = 54,917.52 × 13,266.40
  4. Step 4: Simplify right side
    36,607.36x = 728,557,787.33
  5. Step 5: Solve for x
    x = 728,557,787.33/36,607.36
  6. Step 6: Final answer
    x = 19,901.95

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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.