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Finding the Fourth Proportional to 51,394.64, 77,090.76 and 23,692.64

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Solution

The fourth proportional to 51,394.64, 77,090.76 and 23,692.64 is: 35,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,394.64 : 77,090.76 = 23,692.64 : x
  2. Step 2: Convert to fraction form
    51,394.64/77,090.76 = 23,692.64/x
  3. Step 3: Cross multiply
    51,394.64x = 77,090.76 × 23,692.64
  4. Step 4: Simplify right side
    51,394.64x = 1,826,483,624.01
  5. Step 5: Solve for x
    x = 1,826,483,624.01/51,394.64
  6. Step 6: Final answer
    x = 35,538.41

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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.