Home / 34,185.93-47,178.95-19,081.54

Finding the Fourth Proportional to 34,185.93, 47,178.95 and 19,081.54

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Solution

The fourth proportional to 34,185.93, 47,178.95 and 19,081.54 is: 26,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.93 : 47,178.95 = 19,081.54 : x
  2. Step 2: Convert to fraction form
    34,185.93/47,178.95 = 19,081.54/x
  3. Step 3: Cross multiply
    34,185.93x = 47,178.95 × 19,081.54
  4. Step 4: Simplify right side
    34,185.93x = 900,247,021.58
  5. Step 5: Solve for x
    x = 900,247,021.58/34,185.93
  6. Step 6: Final answer
    x = 26,333.85

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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.