Home / 36,945.75-50,985.46-21,031.22

Finding the Fourth Proportional to 36,945.75, 50,985.46 and 21,031.22

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Solution

The fourth proportional to 36,945.75, 50,985.46 and 21,031.22 is: 29,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.75 : 50,985.46 = 21,031.22 : x
  2. Step 2: Convert to fraction form
    36,945.75/50,985.46 = 21,031.22/x
  3. Step 3: Cross multiply
    36,945.75x = 50,985.46 × 21,031.22
  4. Step 4: Simplify right side
    36,945.75x = 1,072,286,579.81
  5. Step 5: Solve for x
    x = 1,072,286,579.81/36,945.75
  6. Step 6: Final answer
    x = 29,023.27

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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.