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Finding the Fourth Proportional to 39,579, 59,370.34 and 22,035.62

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Solution

The fourth proportional to 39,579, 59,370.34 and 22,035.62 is: 33,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,579 : 59,370.34 = 22,035.62 : x
  2. Step 2: Convert to fraction form
    39,579/59,370.34 = 22,035.62/x
  3. Step 3: Cross multiply
    39,579x = 59,370.34 × 22,035.62
  4. Step 4: Simplify right side
    39,579x = 1,308,262,251.51
  5. Step 5: Solve for x
    x = 1,308,262,251.51/39,579
  6. Step 6: Final answer
    x = 33,054.45

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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.