Home / 36,673.74-55,012.95-10,380.53

Finding the Fourth Proportional to 36,673.74, 55,012.95 and 10,380.53

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Solution

The fourth proportional to 36,673.74, 55,012.95 and 10,380.53 is: 15,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,673.74 : 55,012.95 = 10,380.53 : x
  2. Step 2: Convert to fraction form
    36,673.74/55,012.95 = 10,380.53/x
  3. Step 3: Cross multiply
    36,673.74x = 55,012.95 × 10,380.53
  4. Step 4: Simplify right side
    36,673.74x = 571,063,715.40
  5. Step 5: Solve for x
    x = 571,063,715.40/36,673.74
  6. Step 6: Final answer
    x = 15,571.46

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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.