Home / 45,515.36-68,282.83-17,435.39

Finding the Fourth Proportional to 45,515.36, 68,282.83 and 17,435.39

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Solution

The fourth proportional to 45,515.36, 68,282.83 and 17,435.39 is: 26,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,515.36 : 68,282.83 = 17,435.39 : x
  2. Step 2: Convert to fraction form
    45,515.36/68,282.83 = 17,435.39/x
  3. Step 3: Cross multiply
    45,515.36x = 68,282.83 × 17,435.39
  4. Step 4: Simplify right side
    45,515.36x = 1,190,537,771.35
  5. Step 5: Solve for x
    x = 1,190,537,771.35/45,515.36
  6. Step 6: Final answer
    x = 26,156.84

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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.