Home / 18,531.69-25,573.55-10,033.60

Finding the Fourth Proportional to 18,531.69, 25,573.55 and 10,033.60

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Solution

The fourth proportional to 18,531.69, 25,573.55 and 10,033.60 is: 13,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.69 : 25,573.55 = 10,033.60 : x
  2. Step 2: Convert to fraction form
    18,531.69/25,573.55 = 10,033.60/x
  3. Step 3: Cross multiply
    18,531.69x = 25,573.55 × 10,033.60
  4. Step 4: Simplify right side
    18,531.69x = 256,594,732.43
  5. Step 5: Solve for x
    x = 256,594,732.43/18,531.69
  6. Step 6: Final answer
    x = 13,846.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.