Home / 47,977.68-66,212.46-27,834.56

Finding the Fourth Proportional to 47,977.68, 66,212.46 and 27,834.56

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Solution

The fourth proportional to 47,977.68, 66,212.46 and 27,834.56 is: 38,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.68 : 66,212.46 = 27,834.56 : x
  2. Step 2: Convert to fraction form
    47,977.68/66,212.46 = 27,834.56/x
  3. Step 3: Cross multiply
    47,977.68x = 66,212.46 × 27,834.56
  4. Step 4: Simplify right side
    47,977.68x = 1,842,994,607.85
  5. Step 5: Solve for x
    x = 1,842,994,607.85/47,977.68
  6. Step 6: Final answer
    x = 38,413.58

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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.