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Finding the Fourth Proportional to 57,595.36, 86,370.42 and 17,602

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Solution

The fourth proportional to 57,595.36, 86,370.42 and 17,602 is: 26,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,595.36 : 86,370.42 = 17,602 : x
  2. Step 2: Convert to fraction form
    57,595.36/86,370.42 = 17,602/x
  3. Step 3: Cross multiply
    57,595.36x = 86,370.42 × 17,602
  4. Step 4: Simplify right side
    57,595.36x = 1,520,292,132.84
  5. Step 5: Solve for x
    x = 1,520,292,132.84/57,595.36
  6. Step 6: Final answer
    x = 26,396.09

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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.