Home / 49,019.70-67,647.60-27,799.32

Finding the Fourth Proportional to 49,019.70, 67,647.60 and 27,799.32

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Solution

The fourth proportional to 49,019.70, 67,647.60 and 27,799.32 is: 38,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,019.70 : 67,647.60 = 27,799.32 : x
  2. Step 2: Convert to fraction form
    49,019.70/67,647.60 = 27,799.32/x
  3. Step 3: Cross multiply
    49,019.70x = 67,647.60 × 27,799.32
  4. Step 4: Simplify right side
    49,019.70x = 1,880,557,279.63
  5. Step 5: Solve for x
    x = 1,880,557,279.63/49,019.70
  6. Step 6: Final answer
    x = 38,363.30

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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.