Home / 14,480.72-19,986.79-9,436.22

Finding the Fourth Proportional to 14,480.72, 19,986.79 and 9,436.22

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Solution

The fourth proportional to 14,480.72, 19,986.79 and 9,436.22 is: 13,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.72 : 19,986.79 = 9,436.22 : x
  2. Step 2: Convert to fraction form
    14,480.72/19,986.79 = 9,436.22/x
  3. Step 3: Cross multiply
    14,480.72x = 19,986.79 × 9,436.22
  4. Step 4: Simplify right side
    14,480.72x = 188,599,747.53
  5. Step 5: Solve for x
    x = 188,599,747.53/14,480.72
  6. Step 6: Final answer
    x = 13,024.20

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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.