Home / 26,148.12-39,224.96-8,372.42

Finding the Fourth Proportional to 26,148.12, 39,224.96 and 8,372.42

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Solution

The fourth proportional to 26,148.12, 39,224.96 and 8,372.42 is: 12,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.12 : 39,224.96 = 8,372.42 : x
  2. Step 2: Convert to fraction form
    26,148.12/39,224.96 = 8,372.42/x
  3. Step 3: Cross multiply
    26,148.12x = 39,224.96 × 8,372.42
  4. Step 4: Simplify right side
    26,148.12x = 328,408,047.84
  5. Step 5: Solve for x
    x = 328,408,047.84/26,148.12
  6. Step 6: Final answer
    x = 12,559.53

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1.5x scale

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.