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Finding the Fourth Proportional to 55,665.60, 83,477.66 and 22,374.44

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Solution

The fourth proportional to 55,665.60, 83,477.66 and 22,374.44 is: 33,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,665.60 : 83,477.66 = 22,374.44 : x
  2. Step 2: Convert to fraction form
    55,665.60/83,477.66 = 22,374.44/x
  3. Step 3: Cross multiply
    55,665.60x = 83,477.66 × 22,374.44
  4. Step 4: Simplify right side
    55,665.60x = 1,867,765,678.79
  5. Step 5: Solve for x
    x = 1,867,765,678.79/55,665.60
  6. Step 6: Final answer
    x = 33,553.32

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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.