Home / 44,255.12-66,379.04-14,663.28

Finding the Fourth Proportional to 44,255.12, 66,379.04 and 14,663.28

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Solution

The fourth proportional to 44,255.12, 66,379.04 and 14,663.28 is: 21,993.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,255.12 : 66,379.04 = 14,663.28 : x
  2. Step 2: Convert to fraction form
    44,255.12/66,379.04 = 14,663.28/x
  3. Step 3: Cross multiply
    44,255.12x = 66,379.04 × 14,663.28
  4. Step 4: Simplify right side
    44,255.12x = 973,334,449.65
  5. Step 5: Solve for x
    x = 973,334,449.65/44,255.12
  6. Step 6: Final answer
    x = 21,993.71

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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.