Home / 28,669.16-39,544.42-17,331.24

Finding the Fourth Proportional to 28,669.16, 39,544.42 and 17,331.24

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Solution

The fourth proportional to 28,669.16, 39,544.42 and 17,331.24 is: 23,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,669.16 : 39,544.42 = 17,331.24 : x
  2. Step 2: Convert to fraction form
    28,669.16/39,544.42 = 17,331.24/x
  3. Step 3: Cross multiply
    28,669.16x = 39,544.42 × 17,331.24
  4. Step 4: Simplify right side
    28,669.16x = 685,353,833.68
  5. Step 5: Solve for x
    x = 685,353,833.68/28,669.16
  6. Step 6: Final answer
    x = 23,905.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.