Home / 29,307.56-43,973.64-12,659.04

Finding the Fourth Proportional to 29,307.56, 43,973.64 and 12,659.04

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Solution

The fourth proportional to 29,307.56, 43,973.64 and 12,659.04 is: 18,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307.56 : 43,973.64 = 12,659.04 : x
  2. Step 2: Convert to fraction form
    29,307.56/43,973.64 = 12,659.04/x
  3. Step 3: Cross multiply
    29,307.56x = 43,973.64 × 12,659.04
  4. Step 4: Simplify right side
    29,307.56x = 556,664,067.71
  5. Step 5: Solve for x
    x = 556,664,067.71/29,307.56
  6. Step 6: Final answer
    x = 18,993.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.