Home / 43,719.22-65,520.78-17,409.52

Finding the Fourth Proportional to 43,719.22, 65,520.78 and 17,409.52

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Solution

The fourth proportional to 43,719.22, 65,520.78 and 17,409.52 is: 26,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719.22 : 65,520.78 = 17,409.52 : x
  2. Step 2: Convert to fraction form
    43,719.22/65,520.78 = 17,409.52/x
  3. Step 3: Cross multiply
    43,719.22x = 65,520.78 × 17,409.52
  4. Step 4: Simplify right side
    43,719.22x = 1,140,685,329.83
  5. Step 5: Solve for x
    x = 1,140,685,329.83/43,719.22
  6. Step 6: Final answer
    x = 26,091.16

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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.