Home / 17,408.44-24,032.46-13,420.72

Finding the Fourth Proportional to 17,408.44, 24,032.46 and 13,420.72

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Solution

The fourth proportional to 17,408.44, 24,032.46 and 13,420.72 is: 18,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,408.44 : 24,032.46 = 13,420.72 : x
  2. Step 2: Convert to fraction form
    17,408.44/24,032.46 = 13,420.72/x
  3. Step 3: Cross multiply
    17,408.44x = 24,032.46 × 13,420.72
  4. Step 4: Simplify right side
    17,408.44x = 322,532,916.57
  5. Step 5: Solve for x
    x = 322,532,916.57/17,408.44
  6. Step 6: Final answer
    x = 18,527.39

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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.