Home / 36,992-51,036.48-21,065.18

Finding the Fourth Proportional to 36,992, 51,036.48 and 21,065.18

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Solution

The fourth proportional to 36,992, 51,036.48 and 21,065.18 is: 29,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,992 : 51,036.48 = 21,065.18 : x
  2. Step 2: Convert to fraction form
    36,992/51,036.48 = 21,065.18/x
  3. Step 3: Cross multiply
    36,992x = 51,036.48 × 21,065.18
  4. Step 4: Simplify right side
    36,992x = 1,075,092,637.77
  5. Step 5: Solve for x
    x = 1,075,092,637.77/36,992
  6. Step 6: Final answer
    x = 29,062.84

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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.