Home / 34,891.41-48,149.12-19,785.45

Finding the Fourth Proportional to 34,891.41, 48,149.12 and 19,785.45

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Solution

The fourth proportional to 34,891.41, 48,149.12 and 19,785.45 is: 27,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.41 : 48,149.12 = 19,785.45 : x
  2. Step 2: Convert to fraction form
    34,891.41/48,149.12 = 19,785.45/x
  3. Step 3: Cross multiply
    34,891.41x = 48,149.12 × 19,785.45
  4. Step 4: Simplify right side
    34,891.41x = 952,651,907.38
  5. Step 5: Solve for x
    x = 952,651,907.38/34,891.41
  6. Step 6: Final answer
    x = 27,303.34

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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.