Home / 34,671.72-47,846.92-18,756.12

Finding the Fourth Proportional to 34,671.72, 47,846.92 and 18,756.12

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Solution

The fourth proportional to 34,671.72, 47,846.92 and 18,756.12 is: 25,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.72 : 47,846.92 = 18,756.12 : x
  2. Step 2: Convert to fraction form
    34,671.72/47,846.92 = 18,756.12/x
  3. Step 3: Cross multiply
    34,671.72x = 47,846.92 × 18,756.12
  4. Step 4: Simplify right side
    34,671.72x = 897,422,573.15
  5. Step 5: Solve for x
    x = 897,422,573.15/34,671.72
  6. Step 6: Final answer
    x = 25,883.42

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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.