Home / 50,054.43-75,080.77-12,613.67

Finding the Fourth Proportional to 50,054.43, 75,080.77 and 12,613.67

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Solution

The fourth proportional to 50,054.43, 75,080.77 and 12,613.67 is: 18,920.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,054.43 : 75,080.77 = 12,613.67 : x
  2. Step 2: Convert to fraction form
    50,054.43/75,080.77 = 12,613.67/x
  3. Step 3: Cross multiply
    50,054.43x = 75,080.77 × 12,613.67
  4. Step 4: Simplify right side
    50,054.43x = 947,043,930.74
  5. Step 5: Solve for x
    x = 947,043,930.74/50,054.43
  6. Step 6: Final answer
    x = 18,920.28

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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.