Home / 11,267.69-16,886.73-8,292.20

Finding the Fourth Proportional to 11,267.69, 16,886.73 and 8,292.20

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Solution

The fourth proportional to 11,267.69, 16,886.73 and 8,292.20 is: 12,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.69 : 16,886.73 = 8,292.20 : x
  2. Step 2: Convert to fraction form
    11,267.69/16,886.73 = 8,292.20/x
  3. Step 3: Cross multiply
    11,267.69x = 16,886.73 × 8,292.20
  4. Step 4: Simplify right side
    11,267.69x = 140,028,058.07
  5. Step 5: Solve for x
    x = 140,028,058.07/11,267.69
  6. Step 6: Final answer
    x = 12,427.40

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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.