Home / 50,941.11-76,408.05-13,500.35

Finding the Fourth Proportional to 50,941.11, 76,408.05 and 13,500.35

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Solution

The fourth proportional to 50,941.11, 76,408.05 and 13,500.35 is: 20,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,941.11 : 76,408.05 = 13,500.35 : x
  2. Step 2: Convert to fraction form
    50,941.11/76,408.05 = 13,500.35/x
  3. Step 3: Cross multiply
    50,941.11x = 76,408.05 × 13,500.35
  4. Step 4: Simplify right side
    50,941.11x = 1,031,535,417.82
  5. Step 5: Solve for x
    x = 1,031,535,417.82/50,941.11
  6. Step 6: Final answer
    x = 20,249.57

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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.