Home / 65,793.24-98,695.26-21,408.12

Finding the Fourth Proportional to 65,793.24, 98,695.26 and 21,408.12

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Solution

The fourth proportional to 65,793.24, 98,695.26 and 21,408.12 is: 32,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,793.24 : 98,695.26 = 21,408.12 : x
  2. Step 2: Convert to fraction form
    65,793.24/98,695.26 = 21,408.12/x
  3. Step 3: Cross multiply
    65,793.24x = 98,695.26 × 21,408.12
  4. Step 4: Simplify right side
    65,793.24x = 2,112,879,969.51
  5. Step 5: Solve for x
    x = 2,112,879,969.51/65,793.24
  6. Step 6: Final answer
    x = 32,113.94

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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.