Home / 36,945.63-50,985.23-21,031.07

Finding the Fourth Proportional to 36,945.63, 50,985.23 and 21,031.07

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Solution

The fourth proportional to 36,945.63, 50,985.23 and 21,031.07 is: 29,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.63 : 50,985.23 = 21,031.07 : x
  2. Step 2: Convert to fraction form
    36,945.63/50,985.23 = 21,031.07/x
  3. Step 3: Cross multiply
    36,945.63x = 50,985.23 × 21,031.07
  4. Step 4: Simplify right side
    36,945.63x = 1,072,273,581.01
  5. Step 5: Solve for x
    x = 1,072,273,581.01/36,945.63
  6. Step 6: Final answer
    x = 29,023.02

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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.