Home / 14,881.63-20,536.59-8,167.37

Finding the Fourth Proportional to 14,881.63, 20,536.59 and 8,167.37

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Solution

The fourth proportional to 14,881.63, 20,536.59 and 8,167.37 is: 11,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.63 : 20,536.59 = 8,167.37 : x
  2. Step 2: Convert to fraction form
    14,881.63/20,536.59 = 8,167.37/x
  3. Step 3: Cross multiply
    14,881.63x = 20,536.59 × 8,167.37
  4. Step 4: Simplify right side
    14,881.63x = 167,729,785.55
  5. Step 5: Solve for x
    x = 167,729,785.55/14,881.63
  6. Step 6: Final answer
    x = 11,270.93

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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.