Home / 16,078.08-22,188.96-9,004.80

Finding the Fourth Proportional to 16,078.08, 22,188.96 and 9,004.80

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Solution

The fourth proportional to 16,078.08, 22,188.96 and 9,004.80 is: 12,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.08 : 22,188.96 = 9,004.80 : x
  2. Step 2: Convert to fraction form
    16,078.08/22,188.96 = 9,004.80/x
  3. Step 3: Cross multiply
    16,078.08x = 22,188.96 × 9,004.80
  4. Step 4: Simplify right side
    16,078.08x = 199,807,147.01
  5. Step 5: Solve for x
    x = 199,807,147.01/16,078.08
  6. Step 6: Final answer
    x = 12,427.30

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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.