Home / 17,729.69-26,587.44-7,862.27

Finding the Fourth Proportional to 17,729.69, 26,587.44 and 7,862.27

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Solution

The fourth proportional to 17,729.69, 26,587.44 and 7,862.27 is: 11,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.69 : 26,587.44 = 7,862.27 : x
  2. Step 2: Convert to fraction form
    17,729.69/26,587.44 = 7,862.27/x
  3. Step 3: Cross multiply
    17,729.69x = 26,587.44 × 7,862.27
  4. Step 4: Simplify right side
    17,729.69x = 209,037,498.95
  5. Step 5: Solve for x
    x = 209,037,498.95/17,729.69
  6. Step 6: Final answer
    x = 11,790.25

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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.