Home / 48,745.38-67,265.16-28,603.10

Finding the Fourth Proportional to 48,745.38, 67,265.16 and 28,603.10

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Solution

The fourth proportional to 48,745.38, 67,265.16 and 28,603.10 is: 39,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745.38 : 67,265.16 = 28,603.10 : x
  2. Step 2: Convert to fraction form
    48,745.38/67,265.16 = 28,603.10/x
  3. Step 3: Cross multiply
    48,745.38x = 67,265.16 × 28,603.10
  4. Step 4: Simplify right side
    48,745.38x = 1,923,992,098.00
  5. Step 5: Solve for x
    x = 1,923,992,098.00/48,745.38
  6. Step 6: Final answer
    x = 39,470.25

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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.