Home / 19,408.02-26,793.72-13,043.85

Finding the Fourth Proportional to 19,408.02, 26,793.72 and 13,043.85

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Solution

The fourth proportional to 19,408.02, 26,793.72 and 13,043.85 is: 18,007.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.02 : 26,793.72 = 13,043.85 : x
  2. Step 2: Convert to fraction form
    19,408.02/26,793.72 = 13,043.85/x
  3. Step 3: Cross multiply
    19,408.02x = 26,793.72 × 13,043.85
  4. Step 4: Simplify right side
    19,408.02x = 349,493,264.62
  5. Step 5: Solve for x
    x = 349,493,264.62/19,408.02
  6. Step 6: Final answer
    x = 18,007.67

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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.