Home / 28,673.36-42,961.51-17,556.84

Finding the Fourth Proportional to 28,673.36, 42,961.51 and 17,556.84

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Solution

The fourth proportional to 28,673.36, 42,961.51 and 17,556.84 is: 26,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,673.36 : 42,961.51 = 17,556.84 : x
  2. Step 2: Convert to fraction form
    28,673.36/42,961.51 = 17,556.84/x
  3. Step 3: Cross multiply
    28,673.36x = 42,961.51 × 17,556.84
  4. Step 4: Simplify right side
    28,673.36x = 754,268,249.82
  5. Step 5: Solve for x
    x = 754,268,249.82/28,673.36
  6. Step 6: Final answer
    x = 26,305.54

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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.