Home / 28,558.43-39,408.27-17,073.08

Finding the Fourth Proportional to 28,558.43, 39,408.27 and 17,073.08

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Solution

The fourth proportional to 28,558.43, 39,408.27 and 17,073.08 is: 23,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558.43 : 39,408.27 = 17,073.08 : x
  2. Step 2: Convert to fraction form
    28,558.43/39,408.27 = 17,073.08/x
  3. Step 3: Cross multiply
    28,558.43x = 39,408.27 × 17,073.08
  4. Step 4: Simplify right side
    28,558.43x = 672,820,546.37
  5. Step 5: Solve for x
    x = 672,820,546.37/28,558.43
  6. Step 6: Final answer
    x = 23,559.44

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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.