Home / 29,338.66-43,975.15-12,673.72

Finding the Fourth Proportional to 29,338.66, 43,975.15 and 12,673.72

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Solution

The fourth proportional to 29,338.66, 43,975.15 and 12,673.72 is: 18,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,338.66 : 43,975.15 = 12,673.72 : x
  2. Step 2: Convert to fraction form
    29,338.66/43,975.15 = 12,673.72/x
  3. Step 3: Cross multiply
    29,338.66x = 43,975.15 × 12,673.72
  4. Step 4: Simplify right side
    29,338.66x = 557,328,585.27
  5. Step 5: Solve for x
    x = 557,328,585.27/29,338.66
  6. Step 6: Final answer
    x = 18,996.39

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1.5x scale

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.