Home / 36,770.76-55,136.70-13,395.24

Finding the Fourth Proportional to 36,770.76, 55,136.70 and 13,395.24

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Solution

The fourth proportional to 36,770.76, 55,136.70 and 13,395.24 is: 20,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.76 : 55,136.70 = 13,395.24 : x
  2. Step 2: Convert to fraction form
    36,770.76/55,136.70 = 13,395.24/x
  3. Step 3: Cross multiply
    36,770.76x = 55,136.70 × 13,395.24
  4. Step 4: Simplify right side
    36,770.76x = 738,569,329.31
  5. Step 5: Solve for x
    x = 738,569,329.31/36,770.76
  6. Step 6: Final answer
    x = 20,085.78

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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.