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Finding the Fourth Proportional to 35,693.70, 53,518.95 and 15,968.58

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Solution

The fourth proportional to 35,693.70, 53,518.95 and 15,968.58 is: 23,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.70 : 53,518.95 = 15,968.58 : x
  2. Step 2: Convert to fraction form
    35,693.70/53,518.95 = 15,968.58/x
  3. Step 3: Cross multiply
    35,693.70x = 53,518.95 × 15,968.58
  4. Step 4: Simplify right side
    35,693.70x = 854,621,634.59
  5. Step 5: Solve for x
    x = 854,621,634.59/35,693.70
  6. Step 6: Final answer
    x = 23,943.21

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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.