Home / 45,378.56-62,653.44-34,749.44

Finding the Fourth Proportional to 45,378.56, 62,653.44 and 34,749.44

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Solution

The fourth proportional to 45,378.56, 62,653.44 and 34,749.44 is: 47,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.56 : 62,653.44 = 34,749.44 : x
  2. Step 2: Convert to fraction form
    45,378.56/62,653.44 = 34,749.44/x
  3. Step 3: Cross multiply
    45,378.56x = 62,653.44 × 34,749.44
  4. Step 4: Simplify right side
    45,378.56x = 2,177,171,954.07
  5. Step 5: Solve for x
    x = 2,177,171,954.07/45,378.56
  6. Step 6: Final answer
    x = 47,977.99

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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.