Home / 14,014.98-19,377.59-13,395.33

Finding the Fourth Proportional to 14,014.98, 19,377.59 and 13,395.33

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Solution

The fourth proportional to 14,014.98, 19,377.59 and 13,395.33 is: 18,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.98 : 19,377.59 = 13,395.33 : x
  2. Step 2: Convert to fraction form
    14,014.98/19,377.59 = 13,395.33/x
  3. Step 3: Cross multiply
    14,014.98x = 19,377.59 × 13,395.33
  4. Step 4: Simplify right side
    14,014.98x = 259,569,145.68
  5. Step 5: Solve for x
    x = 259,569,145.68/14,014.98
  6. Step 6: Final answer
    x = 18,520.84

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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.