Home / 47,809.88-65,979.26-26,300.54

Finding the Fourth Proportional to 47,809.88, 65,979.26 and 26,300.54

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Solution

The fourth proportional to 47,809.88, 65,979.26 and 26,300.54 is: 36,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,809.88 : 65,979.26 = 26,300.54 : x
  2. Step 2: Convert to fraction form
    47,809.88/65,979.26 = 26,300.54/x
  3. Step 3: Cross multiply
    47,809.88x = 65,979.26 × 26,300.54
  4. Step 4: Simplify right side
    47,809.88x = 1,735,290,166.80
  5. Step 5: Solve for x
    x = 1,735,290,166.80/47,809.88
  6. Step 6: Final answer
    x = 36,295.64

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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.