Home / 17,795.57-26,674.79-7,941.78

Finding the Fourth Proportional to 17,795.57, 26,674.79 and 7,941.78

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Solution

The fourth proportional to 17,795.57, 26,674.79 and 7,941.78 is: 11,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,795.57 : 26,674.79 = 7,941.78 : x
  2. Step 2: Convert to fraction form
    17,795.57/26,674.79 = 7,941.78/x
  3. Step 3: Cross multiply
    17,795.57x = 26,674.79 × 7,941.78
  4. Step 4: Simplify right side
    17,795.57x = 211,845,274.02
  5. Step 5: Solve for x
    x = 211,845,274.02/17,795.57
  6. Step 6: Final answer
    x = 11,904.39

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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.