Home / 53,965.14-80,947.44-14,519.04

Finding the Fourth Proportional to 53,965.14, 80,947.44 and 14,519.04

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Solution

The fourth proportional to 53,965.14, 80,947.44 and 14,519.04 is: 21,778.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,965.14 : 80,947.44 = 14,519.04 : x
  2. Step 2: Convert to fraction form
    53,965.14/80,947.44 = 14,519.04/x
  3. Step 3: Cross multiply
    53,965.14x = 80,947.44 × 14,519.04
  4. Step 4: Simplify right side
    53,965.14x = 1,175,279,119.26
  5. Step 5: Solve for x
    x = 1,175,279,119.26/53,965.14
  6. Step 6: Final answer
    x = 21,778.49

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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.