Home / 36,705.80-55,040.07-15,637.70

Finding the Fourth Proportional to 36,705.80, 55,040.07 and 15,637.70

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Solution

The fourth proportional to 36,705.80, 55,040.07 and 15,637.70 is: 23,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.80 : 55,040.07 = 15,637.70 : x
  2. Step 2: Convert to fraction form
    36,705.80/55,040.07 = 15,637.70/x
  3. Step 3: Cross multiply
    36,705.80x = 55,040.07 × 15,637.70
  4. Step 4: Simplify right side
    36,705.80x = 860,700,102.64
  5. Step 5: Solve for x
    x = 860,700,102.64/36,705.80
  6. Step 6: Final answer
    x = 23,448.61

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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.