Home / 51,175.60-76,621.64-26,161.76

Finding the Fourth Proportional to 51,175.60, 76,621.64 and 26,161.76

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Solution

The fourth proportional to 51,175.60, 76,621.64 and 26,161.76 is: 39,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.60 : 76,621.64 = 26,161.76 : x
  2. Step 2: Convert to fraction form
    51,175.60/76,621.64 = 26,161.76/x
  3. Step 3: Cross multiply
    51,175.60x = 76,621.64 × 26,161.76
  4. Step 4: Simplify right side
    51,175.60x = 2,004,556,956.49
  5. Step 5: Solve for x
    x = 2,004,556,956.49/51,175.60
  6. Step 6: Final answer
    x = 39,170.17

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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.