Home / 36,031.02-49,725.26-20,115.12

Finding the Fourth Proportional to 36,031.02, 49,725.26 and 20,115.12

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Solution

The fourth proportional to 36,031.02, 49,725.26 and 20,115.12 is: 27,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.02 : 49,725.26 = 20,115.12 : x
  2. Step 2: Convert to fraction form
    36,031.02/49,725.26 = 20,115.12/x
  3. Step 3: Cross multiply
    36,031.02x = 49,725.26 × 20,115.12
  4. Step 4: Simplify right side
    36,031.02x = 1,000,229,571.93
  5. Step 5: Solve for x
    x = 1,000,229,571.93/36,031.02
  6. Step 6: Final answer
    x = 27,760.23

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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.