Home / 45,623.07-68,417.19-21,924

Finding the Fourth Proportional to 45,623.07, 68,417.19 and 21,924

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Solution

The fourth proportional to 45,623.07, 68,417.19 and 21,924 is: 32,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,623.07 : 68,417.19 = 21,924 : x
  2. Step 2: Convert to fraction form
    45,623.07/68,417.19 = 21,924/x
  3. Step 3: Cross multiply
    45,623.07x = 68,417.19 × 21,924
  4. Step 4: Simplify right side
    45,623.07x = 1,499,978,473.56
  5. Step 5: Solve for x
    x = 1,499,978,473.56/45,623.07
  6. Step 6: Final answer
    x = 32,877.63

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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.