Home / 39,640.76-59,486.86-17,173.38

Finding the Fourth Proportional to 39,640.76, 59,486.86 and 17,173.38

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Solution

The fourth proportional to 39,640.76, 59,486.86 and 17,173.38 is: 25,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,640.76 : 59,486.86 = 17,173.38 : x
  2. Step 2: Convert to fraction form
    39,640.76/59,486.86 = 17,173.38/x
  3. Step 3: Cross multiply
    39,640.76x = 59,486.86 × 17,173.38
  4. Step 4: Simplify right side
    39,640.76x = 1,021,590,451.79
  5. Step 5: Solve for x
    x = 1,021,590,451.79/39,640.76
  6. Step 6: Final answer
    x = 25,771.21

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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.