Home / 11,027.19-16,519.93-8,549.87

Finding the Fourth Proportional to 11,027.19, 16,519.93 and 8,549.87

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Solution

The fourth proportional to 11,027.19, 16,519.93 and 8,549.87 is: 12,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.19 : 16,519.93 = 8,549.87 : x
  2. Step 2: Convert to fraction form
    11,027.19/16,519.93 = 8,549.87/x
  3. Step 3: Cross multiply
    11,027.19x = 16,519.93 × 8,549.87
  4. Step 4: Simplify right side
    11,027.19x = 141,243,273.83
  5. Step 5: Solve for x
    x = 141,243,273.83/11,027.19
  6. Step 6: Final answer
    x = 12,808.64

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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.