Home / 43,471.77-65,224.07-15,390.69

Finding the Fourth Proportional to 43,471.77, 65,224.07 and 15,390.69

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Solution

The fourth proportional to 43,471.77, 65,224.07 and 15,390.69 is: 23,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,471.77 : 65,224.07 = 15,390.69 : x
  2. Step 2: Convert to fraction form
    43,471.77/65,224.07 = 15,390.69/x
  3. Step 3: Cross multiply
    43,471.77x = 65,224.07 × 15,390.69
  4. Step 4: Simplify right side
    43,471.77x = 1,003,843,364.95
  5. Step 5: Solve for x
    x = 1,003,843,364.95/43,471.77
  6. Step 6: Final answer
    x = 23,091.84

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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.