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Finding the Fourth Proportional to 35,870.25, 53,814.02 and 11,246.25

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Solution

The fourth proportional to 35,870.25, 53,814.02 and 11,246.25 is: 16,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,870.25 : 53,814.02 = 11,246.25 : x
  2. Step 2: Convert to fraction form
    35,870.25/53,814.02 = 11,246.25/x
  3. Step 3: Cross multiply
    35,870.25x = 53,814.02 × 11,246.25
  4. Step 4: Simplify right side
    35,870.25x = 605,205,922.43
  5. Step 5: Solve for x
    x = 605,205,922.43/35,870.25
  6. Step 6: Final answer
    x = 16,872.09

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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.