Home / 11,016.36-16,535.48-8,577.85

Finding the Fourth Proportional to 11,016.36, 16,535.48 and 8,577.85

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Solution

The fourth proportional to 11,016.36, 16,535.48 and 8,577.85 is: 12,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.36 : 16,535.48 = 8,577.85 : x
  2. Step 2: Convert to fraction form
    11,016.36/16,535.48 = 8,577.85/x
  3. Step 3: Cross multiply
    11,016.36x = 16,535.48 × 8,577.85
  4. Step 4: Simplify right side
    11,016.36x = 141,838,867.12
  5. Step 5: Solve for x
    x = 141,838,867.12/11,016.36
  6. Step 6: Final answer
    x = 12,875.29

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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.