Home / 36,946.20-50,986.06-21,031.68

Finding the Fourth Proportional to 36,946.20, 50,986.06 and 21,031.68

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Solution

The fourth proportional to 36,946.20, 50,986.06 and 21,031.68 is: 29,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.20 : 50,986.06 = 21,031.68 : x
  2. Step 2: Convert to fraction form
    36,946.20/50,986.06 = 21,031.68/x
  3. Step 3: Cross multiply
    36,946.20x = 50,986.06 × 21,031.68
  4. Step 4: Simplify right side
    36,946.20x = 1,072,322,498.38
  5. Step 5: Solve for x
    x = 1,072,322,498.38/36,946.20
  6. Step 6: Final answer
    x = 29,023.89

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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.