Home / 50,381.48-69,536.39-28,885.67

Finding the Fourth Proportional to 50,381.48, 69,536.39 and 28,885.67

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Solution

The fourth proportional to 50,381.48, 69,536.39 and 28,885.67 is: 39,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,381.48 : 69,536.39 = 28,885.67 : x
  2. Step 2: Convert to fraction form
    50,381.48/69,536.39 = 28,885.67/x
  3. Step 3: Cross multiply
    50,381.48x = 69,536.39 × 28,885.67
  4. Step 4: Simplify right side
    50,381.48x = 2,008,605,214.53
  5. Step 5: Solve for x
    x = 2,008,605,214.53/50,381.48
  6. Step 6: Final answer
    x = 39,867.93

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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.