Home / 47,313.42-65,261.40-28,450.56

Finding the Fourth Proportional to 47,313.42, 65,261.40 and 28,450.56

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Solution

The fourth proportional to 47,313.42, 65,261.40 and 28,450.56 is: 39,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,313.42 : 65,261.40 = 28,450.56 : x
  2. Step 2: Convert to fraction form
    47,313.42/65,261.40 = 28,450.56/x
  3. Step 3: Cross multiply
    47,313.42x = 65,261.40 × 28,450.56
  4. Step 4: Simplify right side
    47,313.42x = 1,856,723,376.38
  5. Step 5: Solve for x
    x = 1,856,723,376.38/47,313.42
  6. Step 6: Final answer
    x = 39,243.06

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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.