Home / 43,439.04-65,067.84-27,777.12

Finding the Fourth Proportional to 43,439.04, 65,067.84 and 27,777.12

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Solution

The fourth proportional to 43,439.04, 65,067.84 and 27,777.12 is: 41,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,439.04 : 65,067.84 = 27,777.12 : x
  2. Step 2: Convert to fraction form
    43,439.04/65,067.84 = 27,777.12/x
  3. Step 3: Cross multiply
    43,439.04x = 65,067.84 × 27,777.12
  4. Step 4: Simplify right side
    43,439.04x = 1,807,397,199.82
  5. Step 5: Solve for x
    x = 1,807,397,199.82/43,439.04
  6. Step 6: Final answer
    x = 41,607.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.