Home / 43,825.95-65,746.26-21,635.19

Finding the Fourth Proportional to 43,825.95, 65,746.26 and 21,635.19

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Solution

The fourth proportional to 43,825.95, 65,746.26 and 21,635.19 is: 32,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,825.95 : 65,746.26 = 21,635.19 : x
  2. Step 2: Convert to fraction form
    43,825.95/65,746.26 = 21,635.19/x
  3. Step 3: Cross multiply
    43,825.95x = 65,746.26 × 21,635.19
  4. Step 4: Simplify right side
    43,825.95x = 1,422,432,826.89
  5. Step 5: Solve for x
    x = 1,422,432,826.89/43,825.95
  6. Step 6: Final answer
    x = 32,456.41

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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.