Home / 52,897.14-79,325.69-21,296.43

Finding the Fourth Proportional to 52,897.14, 79,325.69 and 21,296.43

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Solution

The fourth proportional to 52,897.14, 79,325.69 and 21,296.43 is: 31,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,897.14 : 79,325.69 = 21,296.43 : x
  2. Step 2: Convert to fraction form
    52,897.14/79,325.69 = 21,296.43/x
  3. Step 3: Cross multiply
    52,897.14x = 79,325.69 × 21,296.43
  4. Step 4: Simplify right side
    52,897.14x = 1,689,353,897.80
  5. Step 5: Solve for x
    x = 1,689,353,897.80/52,897.14
  6. Step 6: Final answer
    x = 31,936.58

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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.