Home / 14,045.36-19,379.75-8,942.93

Finding the Fourth Proportional to 14,045.36, 19,379.75 and 8,942.93

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Solution

The fourth proportional to 14,045.36, 19,379.75 and 8,942.93 is: 12,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.36 : 19,379.75 = 8,942.93 : x
  2. Step 2: Convert to fraction form
    14,045.36/19,379.75 = 8,942.93/x
  3. Step 3: Cross multiply
    14,045.36x = 19,379.75 × 8,942.93
  4. Step 4: Simplify right side
    14,045.36x = 173,311,606.05
  5. Step 5: Solve for x
    x = 173,311,606.05/14,045.36
  6. Step 6: Final answer
    x = 12,339.42

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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.