Home / 37,855.36-52,239.72-21,088

Finding the Fourth Proportional to 37,855.36, 52,239.72 and 21,088

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Solution

The fourth proportional to 37,855.36, 52,239.72 and 21,088 is: 29,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.36 : 52,239.72 = 21,088 : x
  2. Step 2: Convert to fraction form
    37,855.36/52,239.72 = 21,088/x
  3. Step 3: Cross multiply
    37,855.36x = 52,239.72 × 21,088
  4. Step 4: Simplify right side
    37,855.36x = 1,101,631,215.36
  5. Step 5: Solve for x
    x = 1,101,631,215.36/37,855.36
  6. Step 6: Final answer
    x = 29,101.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.