Home / 36,725.12-55,013.76-16,976.48

Finding the Fourth Proportional to 36,725.12, 55,013.76 and 16,976.48

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Solution

The fourth proportional to 36,725.12, 55,013.76 and 16,976.48 is: 25,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,725.12 : 55,013.76 = 16,976.48 : x
  2. Step 2: Convert to fraction form
    36,725.12/55,013.76 = 16,976.48/x
  3. Step 3: Cross multiply
    36,725.12x = 55,013.76 × 16,976.48
  4. Step 4: Simplify right side
    36,725.12x = 933,939,996.36
  5. Step 5: Solve for x
    x = 933,939,996.36/36,725.12
  6. Step 6: Final answer
    x = 25,430.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.