Home / 19,920.03-29,810.76-16,367.37

Finding the Fourth Proportional to 19,920.03, 29,810.76 and 16,367.37

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Solution

The fourth proportional to 19,920.03, 29,810.76 and 16,367.37 is: 24,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,920.03 : 29,810.76 = 16,367.37 : x
  2. Step 2: Convert to fraction form
    19,920.03/29,810.76 = 16,367.37/x
  3. Step 3: Cross multiply
    19,920.03x = 29,810.76 × 16,367.37
  4. Step 4: Simplify right side
    19,920.03x = 487,923,738.90
  5. Step 5: Solve for x
    x = 487,923,738.90/19,920.03
  6. Step 6: Final answer
    x = 24,494.13

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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.