Home / 34,042.58-46,979.90-18,729.73

Finding the Fourth Proportional to 34,042.58, 46,979.90 and 18,729.73

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Solution

The fourth proportional to 34,042.58, 46,979.90 and 18,729.73 is: 25,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,042.58 : 46,979.90 = 18,729.73 : x
  2. Step 2: Convert to fraction form
    34,042.58/46,979.90 = 18,729.73/x
  3. Step 3: Cross multiply
    34,042.58x = 46,979.90 × 18,729.73
  4. Step 4: Simplify right side
    34,042.58x = 879,920,877.74
  5. Step 5: Solve for x
    x = 879,920,877.74/34,042.58
  6. Step 6: Final answer
    x = 25,847.66

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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.