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Finding the Fourth Proportional to 55,842.65, 83,763.81 and 22,562.32

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Solution

The fourth proportional to 55,842.65, 83,763.81 and 22,562.32 is: 33,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.65 : 83,763.81 = 22,562.32 : x
  2. Step 2: Convert to fraction form
    55,842.65/83,763.81 = 22,562.32/x
  3. Step 3: Cross multiply
    55,842.65x = 83,763.81 × 22,562.32
  4. Step 4: Simplify right side
    55,842.65x = 1,889,906,037.14
  5. Step 5: Solve for x
    x = 1,889,906,037.14/55,842.65
  6. Step 6: Final answer
    x = 33,843.41

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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.