Home / 14,080.10-19,427.14-8,771.15

Finding the Fourth Proportional to 14,080.10, 19,427.14 and 8,771.15

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Solution

The fourth proportional to 14,080.10, 19,427.14 and 8,771.15 is: 12,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.10 : 19,427.14 = 8,771.15 : x
  2. Step 2: Convert to fraction form
    14,080.10/19,427.14 = 8,771.15/x
  3. Step 3: Cross multiply
    14,080.10x = 19,427.14 × 8,771.15
  4. Step 4: Simplify right side
    14,080.10x = 170,398,418.54
  5. Step 5: Solve for x
    x = 170,398,418.54/14,080.10
  6. Step 6: Final answer
    x = 12,102.08

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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.