Home / 14,451.36-21,554.94-14,013.84

Finding the Fourth Proportional to 14,451.36, 21,554.94 and 14,013.84

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Solution

The fourth proportional to 14,451.36, 21,554.94 and 14,013.84 is: 20,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.36 : 21,554.94 = 14,013.84 : x
  2. Step 2: Convert to fraction form
    14,451.36/21,554.94 = 14,013.84/x
  3. Step 3: Cross multiply
    14,451.36x = 21,554.94 × 14,013.84
  4. Step 4: Simplify right side
    14,451.36x = 302,067,480.37
  5. Step 5: Solve for x
    x = 302,067,480.37/14,451.36
  6. Step 6: Final answer
    x = 20,902.36

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.