Home / 36,727.80-55,091.70-30,247.80

Finding the Fourth Proportional to 36,727.80, 55,091.70 and 30,247.80

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Solution

The fourth proportional to 36,727.80, 55,091.70 and 30,247.80 is: 45,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727.80 : 55,091.70 = 30,247.80 : x
  2. Step 2: Convert to fraction form
    36,727.80/55,091.70 = 30,247.80/x
  3. Step 3: Cross multiply
    36,727.80x = 55,091.70 × 30,247.80
  4. Step 4: Simplify right side
    36,727.80x = 1,666,402,723.26
  5. Step 5: Solve for x
    x = 1,666,402,723.26/36,727.80
  6. Step 6: Final answer
    x = 45,371.70

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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.