Home / 48,745.73-67,265.88-28,325.98

Finding the Fourth Proportional to 48,745.73, 67,265.88 and 28,325.98

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Solution

The fourth proportional to 48,745.73, 67,265.88 and 28,325.98 is: 39,087.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745.73 : 67,265.88 = 28,325.98 : x
  2. Step 2: Convert to fraction form
    48,745.73/67,265.88 = 28,325.98/x
  3. Step 3: Cross multiply
    48,745.73x = 67,265.88 × 28,325.98
  4. Step 4: Simplify right side
    48,745.73x = 1,905,371,971.56
  5. Step 5: Solve for x
    x = 1,905,371,971.56/48,745.73
  6. Step 6: Final answer
    x = 39,087.98

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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.