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Finding the Fourth Proportional to 59,083.48, 88,606.08 and 19,630

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Solution

The fourth proportional to 59,083.48, 88,606.08 and 19,630 is: 29,438.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,083.48 : 88,606.08 = 19,630 : x
  2. Step 2: Convert to fraction form
    59,083.48/88,606.08 = 19,630/x
  3. Step 3: Cross multiply
    59,083.48x = 88,606.08 × 19,630
  4. Step 4: Simplify right side
    59,083.48x = 1,739,337,350.40
  5. Step 5: Solve for x
    x = 1,739,337,350.40/59,083.48
  6. Step 6: Final answer
    x = 29,438.64

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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.