Home / 14,881.49-20,536.13-9,576.29

Finding the Fourth Proportional to 14,881.49, 20,536.13 and 9,576.29

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Solution

The fourth proportional to 14,881.49, 20,536.13 and 9,576.29 is: 13,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.49 : 20,536.13 = 9,576.29 : x
  2. Step 2: Convert to fraction form
    14,881.49/20,536.13 = 9,576.29/x
  3. Step 3: Cross multiply
    14,881.49x = 20,536.13 × 9,576.29
  4. Step 4: Simplify right side
    14,881.49x = 196,659,785.80
  5. Step 5: Solve for x
    x = 196,659,785.80/14,881.49
  6. Step 6: Final answer
    x = 13,215.06

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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.