Home / 36,638.84-54,962.24-11,673.02

Finding the Fourth Proportional to 36,638.84, 54,962.24 and 11,673.02

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Solution

The fourth proportional to 36,638.84, 54,962.24 and 11,673.02 is: 17,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.84 : 54,962.24 = 11,673.02 : x
  2. Step 2: Convert to fraction form
    36,638.84/54,962.24 = 11,673.02/x
  3. Step 3: Cross multiply
    36,638.84x = 54,962.24 × 11,673.02
  4. Step 4: Simplify right side
    36,638.84x = 641,574,993.59
  5. Step 5: Solve for x
    x = 641,574,993.59/36,638.84
  6. Step 6: Final answer
    x = 17,510.79

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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.