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Finding the Fourth Proportional to 35,483.53, 53,165.04 and 21,414.00

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Solution

The fourth proportional to 35,483.53, 53,165.04 and 21,414.00 is: 32,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,483.53 : 53,165.04 = 21,414.00 : x
  2. Step 2: Convert to fraction form
    35,483.53/53,165.04 = 21,414.00/x
  3. Step 3: Cross multiply
    35,483.53x = 53,165.04 × 21,414.00
  4. Step 4: Simplify right side
    35,483.53x = 1,138,475,900.73
  5. Step 5: Solve for x
    x = 1,138,475,900.73/35,483.53
  6. Step 6: Final answer
    x = 32,084.63

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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.