Home / 14,546.43-20,079.16-8,577.72

Finding the Fourth Proportional to 14,546.43, 20,079.16 and 8,577.72

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Solution

The fourth proportional to 14,546.43, 20,079.16 and 8,577.72 is: 11,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.43 : 20,079.16 = 8,577.72 : x
  2. Step 2: Convert to fraction form
    14,546.43/20,079.16 = 8,577.72/x
  3. Step 3: Cross multiply
    14,546.43x = 20,079.16 × 8,577.72
  4. Step 4: Simplify right side
    14,546.43x = 172,233,412.32
  5. Step 5: Solve for x
    x = 172,233,412.32/14,546.43
  6. Step 6: Final answer
    x = 11,840.25

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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.