Home / 33,322.48-45,985.58-19,891.12

Finding the Fourth Proportional to 33,322.48, 45,985.58 and 19,891.12

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Solution

The fourth proportional to 33,322.48, 45,985.58 and 19,891.12 is: 27,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,322.48 : 45,985.58 = 19,891.12 : x
  2. Step 2: Convert to fraction form
    33,322.48/45,985.58 = 19,891.12/x
  3. Step 3: Cross multiply
    33,322.48x = 45,985.58 × 19,891.12
  4. Step 4: Simplify right side
    33,322.48x = 914,704,690.05
  5. Step 5: Solve for x
    x = 914,704,690.05/33,322.48
  6. Step 6: Final answer
    x = 27,450.08

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1.5x scale

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.