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Finding the Fourth Proportional to 17,799.84, 26,693.69 and 7,268.22

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Solution

The fourth proportional to 17,799.84, 26,693.69 and 7,268.22 is: 10,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,799.84 : 26,693.69 = 7,268.22 : x
  2. Step 2: Convert to fraction form
    17,799.84/26,693.69 = 7,268.22/x
  3. Step 3: Cross multiply
    17,799.84x = 26,693.69 × 7,268.22
  4. Step 4: Simplify right side
    17,799.84x = 194,015,575.19
  5. Step 5: Solve for x
    x = 194,015,575.19/17,799.84
  6. Step 6: Final answer
    x = 10,899.85

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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.