Home / 23,938.85-35,874.67-18,919.16

Finding the Fourth Proportional to 23,938.85, 35,874.67 and 18,919.16

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Solution

The fourth proportional to 23,938.85, 35,874.67 and 18,919.16 is: 28,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,938.85 : 35,874.67 = 18,919.16 : x
  2. Step 2: Convert to fraction form
    23,938.85/35,874.67 = 18,919.16/x
  3. Step 3: Cross multiply
    23,938.85x = 35,874.67 × 18,919.16
  4. Step 4: Simplify right side
    23,938.85x = 678,718,395.01
  5. Step 5: Solve for x
    x = 678,718,395.01/23,938.85
  6. Step 6: Final answer
    x = 28,352.17

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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.