Home / 14,767.36-20,335.44-13,194.88

Finding the Fourth Proportional to 14,767.36, 20,335.44 and 13,194.88

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Solution

The fourth proportional to 14,767.36, 20,335.44 and 13,194.88 is: 18,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.36 : 20,335.44 = 13,194.88 : x
  2. Step 2: Convert to fraction form
    14,767.36/20,335.44 = 13,194.88/x
  3. Step 3: Cross multiply
    14,767.36x = 20,335.44 × 13,194.88
  4. Step 4: Simplify right side
    14,767.36x = 268,323,690.55
  5. Step 5: Solve for x
    x = 268,323,690.55/14,767.36
  6. Step 6: Final answer
    x = 18,170.05

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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.