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Finding the Fourth Proportional to 35,891.53, 53,836.93 and 9,237.42

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Solution

The fourth proportional to 35,891.53, 53,836.93 and 9,237.42 is: 13,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.53 : 53,836.93 = 9,237.42 : x
  2. Step 2: Convert to fraction form
    35,891.53/53,836.93 = 9,237.42/x
  3. Step 3: Cross multiply
    35,891.53x = 53,836.93 × 9,237.42
  4. Step 4: Simplify right side
    35,891.53x = 497,314,126.26
  5. Step 5: Solve for x
    x = 497,314,126.26/35,891.53
  6. Step 6: Final answer
    x = 13,856.03

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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.