Home / 16,176.08-22,322.72-9,102.36

Finding the Fourth Proportional to 16,176.08, 22,322.72 and 9,102.36

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Solution

The fourth proportional to 16,176.08, 22,322.72 and 9,102.36 is: 12,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176.08 : 22,322.72 = 9,102.36 : x
  2. Step 2: Convert to fraction form
    16,176.08/22,322.72 = 9,102.36/x
  3. Step 3: Cross multiply
    16,176.08x = 22,322.72 × 9,102.36
  4. Step 4: Simplify right side
    16,176.08x = 203,189,433.62
  5. Step 5: Solve for x
    x = 203,189,433.62/16,176.08
  6. Step 6: Final answer
    x = 12,561.10

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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.