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Finding the Fourth Proportional to 11,802.53, 16,135.49 and 11,802.53

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Solution

The fourth proportional to 11,802.53, 16,135.49 and 11,802.53 is: 16,135.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.53 : 16,135.49 = 11,802.53 : x
  2. Step 2: Convert to fraction form
    11,802.53/16,135.49 = 11,802.53/x
  3. Step 3: Cross multiply
    11,802.53x = 16,135.49 × 11,802.53
  4. Step 4: Simplify right side
    11,802.53x = 190,439,674.63
  5. Step 5: Solve for x
    x = 190,439,674.63/11,802.53
  6. Step 6: Final answer
    x = 16,135.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.