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Finding the Fourth Proportional to 17,950.83, 26,902.49 and 13,774.88

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Solution

The fourth proportional to 17,950.83, 26,902.49 and 13,774.88 is: 20,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.83 : 26,902.49 = 13,774.88 : x
  2. Step 2: Convert to fraction form
    17,950.83/26,902.49 = 13,774.88/x
  3. Step 3: Cross multiply
    17,950.83x = 26,902.49 × 13,774.88
  4. Step 4: Simplify right side
    17,950.83x = 370,578,368.06
  5. Step 5: Solve for x
    x = 370,578,368.06/17,950.83
  6. Step 6: Final answer
    x = 20,644.08

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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.