Home / 34,670.20-47,844.72-18,754.68

Finding the Fourth Proportional to 34,670.20, 47,844.72 and 18,754.68

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Solution

The fourth proportional to 34,670.20, 47,844.72 and 18,754.68 is: 25,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,670.20 : 47,844.72 = 18,754.68 : x
  2. Step 2: Convert to fraction form
    34,670.20/47,844.72 = 18,754.68/x
  3. Step 3: Cross multiply
    34,670.20x = 47,844.72 × 18,754.68
  4. Step 4: Simplify right side
    34,670.20x = 897,312,413.29
  5. Step 5: Solve for x
    x = 897,312,413.29/34,670.20
  6. Step 6: Final answer
    x = 25,881.37

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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.