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Finding the Fourth Proportional to 55,866.81, 83,800.01 and 22,586.48

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Solution

The fourth proportional to 55,866.81, 83,800.01 and 22,586.48 is: 33,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,866.81 : 83,800.01 = 22,586.48 : x
  2. Step 2: Convert to fraction form
    55,866.81/83,800.01 = 22,586.48/x
  3. Step 3: Cross multiply
    55,866.81x = 83,800.01 × 22,586.48
  4. Step 4: Simplify right side
    55,866.81x = 1,892,746,830.86
  5. Step 5: Solve for x
    x = 1,892,746,830.86/55,866.81
  6. Step 6: Final answer
    x = 33,879.63

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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.