Home / 18,039.08-24,900.89-16,147.32

Finding the Fourth Proportional to 18,039.08, 24,900.89 and 16,147.32

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Solution

The fourth proportional to 18,039.08, 24,900.89 and 16,147.32 is: 22,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.08 : 24,900.89 = 16,147.32 : x
  2. Step 2: Convert to fraction form
    18,039.08/24,900.89 = 16,147.32/x
  3. Step 3: Cross multiply
    18,039.08x = 24,900.89 × 16,147.32
  4. Step 4: Simplify right side
    18,039.08x = 402,082,558.38
  5. Step 5: Solve for x
    x = 402,082,558.38/18,039.08
  6. Step 6: Final answer
    x = 22,289.53

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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.