Home / 14,436.08-19,923.51-8,771.75

Finding the Fourth Proportional to 14,436.08, 19,923.51 and 8,771.75

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Solution

The fourth proportional to 14,436.08, 19,923.51 and 8,771.75 is: 12,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.08 : 19,923.51 = 8,771.75 : x
  2. Step 2: Convert to fraction form
    14,436.08/19,923.51 = 8,771.75/x
  3. Step 3: Cross multiply
    14,436.08x = 19,923.51 × 8,771.75
  4. Step 4: Simplify right side
    14,436.08x = 174,763,949.22
  5. Step 5: Solve for x
    x = 174,763,949.22/14,436.08
  6. Step 6: Final answer
    x = 12,106.06

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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.