Home / 36,998.64-51,045.62-21,071.79

Finding the Fourth Proportional to 36,998.64, 51,045.62 and 21,071.79

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Solution

The fourth proportional to 36,998.64, 51,045.62 and 21,071.79 is: 29,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,998.64 : 51,045.62 = 21,071.79 : x
  2. Step 2: Convert to fraction form
    36,998.64/51,045.62 = 21,071.79/x
  3. Step 3: Cross multiply
    36,998.64x = 51,045.62 × 21,071.79
  4. Step 4: Simplify right side
    36,998.64x = 1,075,622,479.70
  5. Step 5: Solve for x
    x = 1,075,622,479.70/36,998.64
  6. Step 6: Final answer
    x = 29,071.95

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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.