Home / 65,899.22-98,847.89-15,979.73

Finding the Fourth Proportional to 65,899.22, 98,847.89 and 15,979.73

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Solution

The fourth proportional to 65,899.22, 98,847.89 and 15,979.73 is: 23,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,899.22 : 98,847.89 = 15,979.73 : x
  2. Step 2: Convert to fraction form
    65,899.22/98,847.89 = 15,979.73/x
  3. Step 3: Cross multiply
    65,899.22x = 98,847.89 × 15,979.73
  4. Step 4: Simplify right side
    65,899.22x = 1,579,562,019.13
  5. Step 5: Solve for x
    x = 1,579,562,019.13/65,899.22
  6. Step 6: Final answer
    x = 23,969.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.