Home / 39,003.75-58,515.35-11,301.75

Finding the Fourth Proportional to 39,003.75, 58,515.35 and 11,301.75

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Solution

The fourth proportional to 39,003.75, 58,515.35 and 11,301.75 is: 16,955.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,003.75 : 58,515.35 = 11,301.75 : x
  2. Step 2: Convert to fraction form
    39,003.75/58,515.35 = 11,301.75/x
  3. Step 3: Cross multiply
    39,003.75x = 58,515.35 × 11,301.75
  4. Step 4: Simplify right side
    39,003.75x = 661,325,800.35
  5. Step 5: Solve for x
    x = 661,325,800.35/39,003.75
  6. Step 6: Final answer
    x = 16,955.44

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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.