Home / 14,844.35-20,477.77-8,874.45

Finding the Fourth Proportional to 14,844.35, 20,477.77 and 8,874.45

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Solution

The fourth proportional to 14,844.35, 20,477.77 and 8,874.45 is: 12,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,844.35 : 20,477.77 = 8,874.45 : x
  2. Step 2: Convert to fraction form
    14,844.35/20,477.77 = 8,874.45/x
  3. Step 3: Cross multiply
    14,844.35x = 20,477.77 × 8,874.45
  4. Step 4: Simplify right side
    14,844.35x = 181,728,923.79
  5. Step 5: Solve for x
    x = 181,728,923.79/14,844.35
  6. Step 6: Final answer
    x = 12,242.29

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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.