Home / 23,929.65-33,022.35-13,319.06

Finding the Fourth Proportional to 23,929.65, 33,022.35 and 13,319.06

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Solution

The fourth proportional to 23,929.65, 33,022.35 and 13,319.06 is: 18,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.65 : 33,022.35 = 13,319.06 : x
  2. Step 2: Convert to fraction form
    23,929.65/33,022.35 = 13,319.06/x
  3. Step 3: Cross multiply
    23,929.65x = 33,022.35 × 13,319.06
  4. Step 4: Simplify right side
    23,929.65x = 439,826,495.88
  5. Step 5: Solve for x
    x = 439,826,495.88/23,929.65
  6. Step 6: Final answer
    x = 18,379.98

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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.