Home / 36,197.22-54,282.47-12,498.71

Finding the Fourth Proportional to 36,197.22, 54,282.47 and 12,498.71

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Solution

The fourth proportional to 36,197.22, 54,282.47 and 12,498.71 is: 18,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.22 : 54,282.47 = 12,498.71 : x
  2. Step 2: Convert to fraction form
    36,197.22/54,282.47 = 12,498.71/x
  3. Step 3: Cross multiply
    36,197.22x = 54,282.47 × 12,498.71
  4. Step 4: Simplify right side
    36,197.22x = 678,460,923.83
  5. Step 5: Solve for x
    x = 678,460,923.83/36,197.22
  6. Step 6: Final answer
    x = 18,743.45

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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.