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Finding the Fourth Proportional to 35,933.53, 53,896.17 and 9,636.21

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Solution

The fourth proportional to 35,933.53, 53,896.17 and 9,636.21 is: 14,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.53 : 53,896.17 = 9,636.21 : x
  2. Step 2: Convert to fraction form
    35,933.53/53,896.17 = 9,636.21/x
  3. Step 3: Cross multiply
    35,933.53x = 53,896.17 × 9,636.21
  4. Step 4: Simplify right side
    35,933.53x = 519,354,812.32
  5. Step 5: Solve for x
    x = 519,354,812.32/35,933.53
  6. Step 6: Final answer
    x = 14,453.21

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1.5x scale

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.