Home / 36,247.51-54,348.91-12,549.54

Finding the Fourth Proportional to 36,247.51, 54,348.91 and 12,549.54

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Solution

The fourth proportional to 36,247.51, 54,348.91 and 12,549.54 is: 18,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,247.51 : 54,348.91 = 12,549.54 : x
  2. Step 2: Convert to fraction form
    36,247.51/54,348.91 = 12,549.54/x
  3. Step 3: Cross multiply
    36,247.51x = 54,348.91 × 12,549.54
  4. Step 4: Simplify right side
    36,247.51x = 682,053,820.00
  5. Step 5: Solve for x
    x = 682,053,820.00/36,247.51
  6. Step 6: Final answer
    x = 18,816.57

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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.