Home / 14,239.26-21,360.93-4,379.37

Finding the Fourth Proportional to 14,239.26, 21,360.93 and 4,379.37

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Solution

The fourth proportional to 14,239.26, 21,360.93 and 4,379.37 is: 6,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.26 : 21,360.93 = 4,379.37 : x
  2. Step 2: Convert to fraction form
    14,239.26/21,360.93 = 4,379.37/x
  3. Step 3: Cross multiply
    14,239.26x = 21,360.93 × 4,379.37
  4. Step 4: Simplify right side
    14,239.26x = 93,547,416.01
  5. Step 5: Solve for x
    x = 93,547,416.01/14,239.26
  6. Step 6: Final answer
    x = 6,569.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.