Home / 55,089.26-82,641.24-21,801.54

Finding the Fourth Proportional to 55,089.26, 82,641.24 and 21,801.54

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Solution

The fourth proportional to 55,089.26, 82,641.24 and 21,801.54 is: 32,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,089.26 : 82,641.24 = 21,801.54 : x
  2. Step 2: Convert to fraction form
    55,089.26/82,641.24 = 21,801.54/x
  3. Step 3: Cross multiply
    55,089.26x = 82,641.24 × 21,801.54
  4. Step 4: Simplify right side
    55,089.26x = 1,801,706,299.51
  5. Step 5: Solve for x
    x = 1,801,706,299.51/55,089.26
  6. Step 6: Final answer
    x = 32,705.22

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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.