Home / 36,423.22-54,644.22-19,778.98

Finding the Fourth Proportional to 36,423.22, 54,644.22 and 19,778.98

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Solution

The fourth proportional to 36,423.22, 54,644.22 and 19,778.98 is: 29,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,423.22 : 54,644.22 = 19,778.98 : x
  2. Step 2: Convert to fraction form
    36,423.22/54,644.22 = 19,778.98/x
  3. Step 3: Cross multiply
    36,423.22x = 54,644.22 × 19,778.98
  4. Step 4: Simplify right side
    36,423.22x = 1,080,806,934.50
  5. Step 5: Solve for x
    x = 1,080,806,934.50/36,423.22
  6. Step 6: Final answer
    x = 29,673.57

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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.