Home / 27,561.89-38,053.26-17,367.64

Finding the Fourth Proportional to 27,561.89, 38,053.26 and 17,367.64

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Solution

The fourth proportional to 27,561.89, 38,053.26 and 17,367.64 is: 23,978.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.89 : 38,053.26 = 17,367.64 : x
  2. Step 2: Convert to fraction form
    27,561.89/38,053.26 = 17,367.64/x
  3. Step 3: Cross multiply
    27,561.89x = 38,053.26 × 17,367.64
  4. Step 4: Simplify right side
    27,561.89x = 660,895,225.37
  5. Step 5: Solve for x
    x = 660,895,225.37/27,561.89
  6. Step 6: Final answer
    x = 23,978.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.