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Finding the Fourth Proportional to 35,578.67, 53,361.95 and 11,883.53

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Solution

The fourth proportional to 35,578.67, 53,361.95 and 11,883.53 is: 17,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.67 : 53,361.95 = 11,883.53 : x
  2. Step 2: Convert to fraction form
    35,578.67/53,361.95 = 11,883.53/x
  3. Step 3: Cross multiply
    35,578.67x = 53,361.95 × 11,883.53
  4. Step 4: Simplify right side
    35,578.67x = 634,128,007.46
  5. Step 5: Solve for x
    x = 634,128,007.46/35,578.67
  6. Step 6: Final answer
    x = 17,823.27

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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.