Home / 14,476.56-19,956.20-10,213.72

Finding the Fourth Proportional to 14,476.56, 19,956.20 and 10,213.72

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Solution

The fourth proportional to 14,476.56, 19,956.20 and 10,213.72 is: 14,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.56 : 19,956.20 = 10,213.72 : x
  2. Step 2: Convert to fraction form
    14,476.56/19,956.20 = 10,213.72/x
  3. Step 3: Cross multiply
    14,476.56x = 19,956.20 × 10,213.72
  4. Step 4: Simplify right side
    14,476.56x = 203,827,039.06
  5. Step 5: Solve for x
    x = 203,827,039.06/14,476.56
  6. Step 6: Final answer
    x = 14,079.80

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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.