Home / 14,052.49-19,393.16-8,085.05

Finding the Fourth Proportional to 14,052.49, 19,393.16 and 8,085.05

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Solution

The fourth proportional to 14,052.49, 19,393.16 and 8,085.05 is: 11,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.49 : 19,393.16 = 8,085.05 : x
  2. Step 2: Convert to fraction form
    14,052.49/19,393.16 = 8,085.05/x
  3. Step 3: Cross multiply
    14,052.49x = 19,393.16 × 8,085.05
  4. Step 4: Simplify right side
    14,052.49x = 156,794,603.59
  5. Step 5: Solve for x
    x = 156,794,603.59/14,052.49
  6. Step 6: Final answer
    x = 11,157.78

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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.