Home / 51,924.51-77,897.21-18,647.19

Finding the Fourth Proportional to 51,924.51, 77,897.21 and 18,647.19

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Solution

The fourth proportional to 51,924.51, 77,897.21 and 18,647.19 is: 27,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,924.51 : 77,897.21 = 18,647.19 : x
  2. Step 2: Convert to fraction form
    51,924.51/77,897.21 = 18,647.19/x
  3. Step 3: Cross multiply
    51,924.51x = 77,897.21 × 18,647.19
  4. Step 4: Simplify right side
    51,924.51x = 1,452,563,982.10
  5. Step 5: Solve for x
    x = 1,452,563,982.10/51,924.51
  6. Step 6: Final answer
    x = 27,974.53

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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.