Home / 33,515.28-46,253.16-18,611.28

Finding the Fourth Proportional to 33,515.28, 46,253.16 and 18,611.28

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Solution

The fourth proportional to 33,515.28, 46,253.16 and 18,611.28 is: 25,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515.28 : 46,253.16 = 18,611.28 : x
  2. Step 2: Convert to fraction form
    33,515.28/46,253.16 = 18,611.28/x
  3. Step 3: Cross multiply
    33,515.28x = 46,253.16 × 18,611.28
  4. Step 4: Simplify right side
    33,515.28x = 860,830,511.64
  5. Step 5: Solve for x
    x = 860,830,511.64/33,515.28
  6. Step 6: Final answer
    x = 25,684.72

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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.