Home / 30,074.86-41,408.21-26,487.28

Finding the Fourth Proportional to 30,074.86, 41,408.21 and 26,487.28

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Solution

The fourth proportional to 30,074.86, 41,408.21 and 26,487.28 is: 36,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074.86 : 41,408.21 = 26,487.28 : x
  2. Step 2: Convert to fraction form
    30,074.86/41,408.21 = 26,487.28/x
  3. Step 3: Cross multiply
    30,074.86x = 41,408.21 × 26,487.28
  4. Step 4: Simplify right side
    30,074.86x = 1,096,790,513.09
  5. Step 5: Solve for x
    x = 1,096,790,513.09/30,074.86
  6. Step 6: Final answer
    x = 36,468.69

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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.