Home / 47,544.80-65,622.84-31,629.92

Finding the Fourth Proportional to 47,544.80, 65,622.84 and 31,629.92

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Solution

The fourth proportional to 47,544.80, 65,622.84 and 31,629.92 is: 43,656.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,544.80 : 65,622.84 = 31,629.92 : x
  2. Step 2: Convert to fraction form
    47,544.80/65,622.84 = 31,629.92/x
  3. Step 3: Cross multiply
    47,544.80x = 65,622.84 × 31,629.92
  4. Step 4: Simplify right side
    47,544.80x = 2,075,645,179.37
  5. Step 5: Solve for x
    x = 2,075,645,179.37/47,544.80
  6. Step 6: Final answer
    x = 43,656.62

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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.