Home / 36,919.53-50,937.93-21,813.57

Finding the Fourth Proportional to 36,919.53, 50,937.93 and 21,813.57

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Solution

The fourth proportional to 36,919.53, 50,937.93 and 21,813.57 is: 30,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.53 : 50,937.93 = 21,813.57 : x
  2. Step 2: Convert to fraction form
    36,919.53/50,937.93 = 21,813.57/x
  3. Step 3: Cross multiply
    36,919.53x = 50,937.93 × 21,813.57
  4. Step 4: Simplify right side
    36,919.53x = 1,111,138,101.71
  5. Step 5: Solve for x
    x = 1,111,138,101.71/36,919.53
  6. Step 6: Final answer
    x = 30,096.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.