Home / 33,531.03-46,272.60-18,423.86

Finding the Fourth Proportional to 33,531.03, 46,272.60 and 18,423.86

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Solution

The fourth proportional to 33,531.03, 46,272.60 and 18,423.86 is: 25,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,531.03 : 46,272.60 = 18,423.86 : x
  2. Step 2: Convert to fraction form
    33,531.03/46,272.60 = 18,423.86/x
  3. Step 3: Cross multiply
    33,531.03x = 46,272.60 × 18,423.86
  4. Step 4: Simplify right side
    33,531.03x = 852,519,672.87
  5. Step 5: Solve for x
    x = 852,519,672.87/33,531.03
  6. Step 6: Final answer
    x = 25,424.80

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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.