Home / 66,002.26-98,995.35-19,255.18

Finding the Fourth Proportional to 66,002.26, 98,995.35 and 19,255.18

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Solution

The fourth proportional to 66,002.26, 98,995.35 and 19,255.18 is: 28,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,002.26 : 98,995.35 = 19,255.18 : x
  2. Step 2: Convert to fraction form
    66,002.26/98,995.35 = 19,255.18/x
  3. Step 3: Cross multiply
    66,002.26x = 98,995.35 × 19,255.18
  4. Step 4: Simplify right side
    66,002.26x = 1,906,173,283.41
  5. Step 5: Solve for x
    x = 1,906,173,283.41/66,002.26
  6. Step 6: Final answer
    x = 28,880.42

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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.