Home / 51,121.03-70,542.07-37,699.51

Finding the Fourth Proportional to 51,121.03, 70,542.07 and 37,699.51

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Solution

The fourth proportional to 51,121.03, 70,542.07 and 37,699.51 is: 52,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,121.03 : 70,542.07 = 37,699.51 : x
  2. Step 2: Convert to fraction form
    51,121.03/70,542.07 = 37,699.51/x
  3. Step 3: Cross multiply
    51,121.03x = 70,542.07 × 37,699.51
  4. Step 4: Simplify right side
    51,121.03x = 2,659,401,473.39
  5. Step 5: Solve for x
    x = 2,659,401,473.39/51,121.03
  6. Step 6: Final answer
    x = 52,021.67

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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.