Home / 14,644.38-20,204.01-8,977.08

Finding the Fourth Proportional to 14,644.38, 20,204.01 and 8,977.08

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Solution

The fourth proportional to 14,644.38, 20,204.01 and 8,977.08 is: 12,385.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644.38 : 20,204.01 = 8,977.08 : x
  2. Step 2: Convert to fraction form
    14,644.38/20,204.01 = 8,977.08/x
  3. Step 3: Cross multiply
    14,644.38x = 20,204.01 × 8,977.08
  4. Step 4: Simplify right side
    14,644.38x = 181,373,014.09
  5. Step 5: Solve for x
    x = 181,373,014.09/14,644.38
  6. Step 6: Final answer
    x = 12,385.16

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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.