Home / 33,830.24-46,690.56-19,687.64

Finding the Fourth Proportional to 33,830.24, 46,690.56 and 19,687.64

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Solution

The fourth proportional to 33,830.24, 46,690.56 and 19,687.64 is: 27,171.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830.24 : 46,690.56 = 19,687.64 : x
  2. Step 2: Convert to fraction form
    33,830.24/46,690.56 = 19,687.64/x
  3. Step 3: Cross multiply
    33,830.24x = 46,690.56 × 19,687.64
  4. Step 4: Simplify right side
    33,830.24x = 919,226,703.23
  5. Step 5: Solve for x
    x = 919,226,703.23/33,830.24
  6. Step 6: Final answer
    x = 27,171.75

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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.