Home / 37,102.50-55,647.27-13,722.66

Finding the Fourth Proportional to 37,102.50, 55,647.27 and 13,722.66

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Solution

The fourth proportional to 37,102.50, 55,647.27 and 13,722.66 is: 20,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.50 : 55,647.27 = 13,722.66 : x
  2. Step 2: Convert to fraction form
    37,102.50/55,647.27 = 13,722.66/x
  3. Step 3: Cross multiply
    37,102.50x = 55,647.27 × 13,722.66
  4. Step 4: Simplify right side
    37,102.50x = 763,628,566.14
  5. Step 5: Solve for x
    x = 763,628,566.14/37,102.50
  6. Step 6: Final answer
    x = 20,581.59

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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.