Home / 28,568.34-39,427.83-17,244.34

Finding the Fourth Proportional to 28,568.34, 39,427.83 and 17,244.34

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Solution

The fourth proportional to 28,568.34, 39,427.83 and 17,244.34 is: 23,799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,568.34 : 39,427.83 = 17,244.34 : x
  2. Step 2: Convert to fraction form
    28,568.34/39,427.83 = 17,244.34/x
  3. Step 3: Cross multiply
    28,568.34x = 39,427.83 × 17,244.34
  4. Step 4: Simplify right side
    28,568.34x = 679,906,708.84
  5. Step 5: Solve for x
    x = 679,906,708.84/28,568.34
  6. Step 6: Final answer
    x = 23,799.31

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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.