Home / 55,349.96-82,975.61-20,281.41

Finding the Fourth Proportional to 55,349.96, 82,975.61 and 20,281.41

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Solution

The fourth proportional to 55,349.96, 82,975.61 and 20,281.41 is: 30,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,349.96 : 82,975.61 = 20,281.41 : x
  2. Step 2: Convert to fraction form
    55,349.96/82,975.61 = 20,281.41/x
  3. Step 3: Cross multiply
    55,349.96x = 82,975.61 × 20,281.41
  4. Step 4: Simplify right side
    55,349.96x = 1,682,862,265.00
  5. Step 5: Solve for x
    x = 1,682,862,265.00/55,349.96
  6. Step 6: Final answer
    x = 30,404.04

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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.