Home / 43,965.04-65,920.98-17,279.09

Finding the Fourth Proportional to 43,965.04, 65,920.98 and 17,279.09

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Solution

The fourth proportional to 43,965.04, 65,920.98 and 17,279.09 is: 25,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,965.04 : 65,920.98 = 17,279.09 : x
  2. Step 2: Convert to fraction form
    43,965.04/65,920.98 = 17,279.09/x
  3. Step 3: Cross multiply
    43,965.04x = 65,920.98 × 17,279.09
  4. Step 4: Simplify right side
    43,965.04x = 1,139,054,546.31
  5. Step 5: Solve for x
    x = 1,139,054,546.31/43,965.04
  6. Step 6: Final answer
    x = 25,908.19

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1.5x scale

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.