Home / 54,864.68-82,297.02-15,425.80

Finding the Fourth Proportional to 54,864.68, 82,297.02 and 15,425.80

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Solution

The fourth proportional to 54,864.68, 82,297.02 and 15,425.80 is: 23,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,864.68 : 82,297.02 = 15,425.80 : x
  2. Step 2: Convert to fraction form
    54,864.68/82,297.02 = 15,425.80/x
  3. Step 3: Cross multiply
    54,864.68x = 82,297.02 × 15,425.80
  4. Step 4: Simplify right side
    54,864.68x = 1,269,497,371.12
  5. Step 5: Solve for x
    x = 1,269,497,371.12/54,864.68
  6. Step 6: Final answer
    x = 23,138.70

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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.