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Finding the Fourth Proportional to 42,692.70, 58,919.14 and 23,576.10

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Solution

The fourth proportional to 42,692.70, 58,919.14 and 23,576.10 is: 32,536.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,692.70 : 58,919.14 = 23,576.10 : x
  2. Step 2: Convert to fraction form
    42,692.70/58,919.14 = 23,576.10/x
  3. Step 3: Cross multiply
    42,692.70x = 58,919.14 × 23,576.10
  4. Step 4: Simplify right side
    42,692.70x = 1,389,083,536.55
  5. Step 5: Solve for x
    x = 1,389,083,536.55/42,692.70
  6. Step 6: Final answer
    x = 32,536.79

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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.