Home / 31,977.73-44,138.52-18,551.98

Finding the Fourth Proportional to 31,977.73, 44,138.52 and 18,551.98

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Solution

The fourth proportional to 31,977.73, 44,138.52 and 18,551.98 is: 25,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,977.73 : 44,138.52 = 18,551.98 : x
  2. Step 2: Convert to fraction form
    31,977.73/44,138.52 = 18,551.98/x
  3. Step 3: Cross multiply
    31,977.73x = 44,138.52 × 18,551.98
  4. Step 4: Simplify right side
    31,977.73x = 818,856,940.27
  5. Step 5: Solve for x
    x = 818,856,940.27/31,977.73
  6. Step 6: Final answer
    x = 25,607.10

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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.