Home / 19,375.22-26,750.64-14,890.70

Finding the Fourth Proportional to 19,375.22, 26,750.64 and 14,890.70

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Solution

The fourth proportional to 19,375.22, 26,750.64 and 14,890.70 is: 20,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.22 : 26,750.64 = 14,890.70 : x
  2. Step 2: Convert to fraction form
    19,375.22/26,750.64 = 14,890.70/x
  3. Step 3: Cross multiply
    19,375.22x = 26,750.64 × 14,890.70
  4. Step 4: Simplify right side
    19,375.22x = 398,335,755.05
  5. Step 5: Solve for x
    x = 398,335,755.05/19,375.22
  6. Step 6: Final answer
    x = 20,559.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.