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Finding the Fourth Proportional to 39,486.83, 59,239.96 and 27,822.83

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Solution

The fourth proportional to 39,486.83, 59,239.96 and 27,822.83 is: 41,741.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486.83 : 59,239.96 = 27,822.83 : x
  2. Step 2: Convert to fraction form
    39,486.83/59,239.96 = 27,822.83/x
  3. Step 3: Cross multiply
    39,486.83x = 59,239.96 × 27,822.83
  4. Step 4: Simplify right side
    39,486.83x = 1,648,222,970.53
  5. Step 5: Solve for x
    x = 1,648,222,970.53/39,486.83
  6. Step 6: Final answer
    x = 41,741.09

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1.5x scale

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.