Home / 55,226.25-82,839.38-13,673.25

Finding the Fourth Proportional to 55,226.25, 82,839.38 and 13,673.25

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Solution

The fourth proportional to 55,226.25, 82,839.38 and 13,673.25 is: 20,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,226.25 : 82,839.38 = 13,673.25 : x
  2. Step 2: Convert to fraction form
    55,226.25/82,839.38 = 13,673.25/x
  3. Step 3: Cross multiply
    55,226.25x = 82,839.38 × 13,673.25
  4. Step 4: Simplify right side
    55,226.25x = 1,132,683,552.59
  5. Step 5: Solve for x
    x = 1,132,683,552.59/55,226.25
  6. Step 6: Final answer
    x = 20,509.88

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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.