Home / 14,029.22-19,385.99-13,345.85

Finding the Fourth Proportional to 14,029.22, 19,385.99 and 13,345.85

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Solution

The fourth proportional to 14,029.22, 19,385.99 and 13,345.85 is: 18,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.22 : 19,385.99 = 13,345.85 : x
  2. Step 2: Convert to fraction form
    14,029.22/19,385.99 = 13,345.85/x
  3. Step 3: Cross multiply
    14,029.22x = 19,385.99 × 13,345.85
  4. Step 4: Simplify right side
    14,029.22x = 258,722,350.98
  5. Step 5: Solve for x
    x = 258,722,350.98/14,029.22
  6. Step 6: Final answer
    x = 18,441.68

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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.