Home / 44,380.72-66,570.36-13,214.80

Finding the Fourth Proportional to 44,380.72, 66,570.36 and 13,214.80

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Solution

The fourth proportional to 44,380.72, 66,570.36 and 13,214.80 is: 19,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,380.72 : 66,570.36 = 13,214.80 : x
  2. Step 2: Convert to fraction form
    44,380.72/66,570.36 = 13,214.80/x
  3. Step 3: Cross multiply
    44,380.72x = 66,570.36 × 13,214.80
  4. Step 4: Simplify right side
    44,380.72x = 879,713,993.33
  5. Step 5: Solve for x
    x = 879,713,993.33/44,380.72
  6. Step 6: Final answer
    x = 19,821.99

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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.