Home / 28,400.93-39,196.19-17,074.11

Finding the Fourth Proportional to 28,400.93, 39,196.19 and 17,074.11

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Solution

The fourth proportional to 28,400.93, 39,196.19 and 17,074.11 is: 23,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,400.93 : 39,196.19 = 17,074.11 : x
  2. Step 2: Convert to fraction form
    28,400.93/39,196.19 = 17,074.11/x
  3. Step 3: Cross multiply
    28,400.93x = 39,196.19 × 17,074.11
  4. Step 4: Simplify right side
    28,400.93x = 669,240,102.33
  5. Step 5: Solve for x
    x = 669,240,102.33/28,400.93
  6. Step 6: Final answer
    x = 23,564.02

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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.