Home / 33,642.44-46,427.64-18,535.40

Finding the Fourth Proportional to 33,642.44, 46,427.64 and 18,535.40

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Solution

The fourth proportional to 33,642.44, 46,427.64 and 18,535.40 is: 25,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642.44 : 46,427.64 = 18,535.40 : x
  2. Step 2: Convert to fraction form
    33,642.44/46,427.64 = 18,535.40/x
  3. Step 3: Cross multiply
    33,642.44x = 46,427.64 × 18,535.40
  4. Step 4: Simplify right side
    33,642.44x = 860,554,878.46
  5. Step 5: Solve for x
    x = 860,554,878.46/33,642.44
  6. Step 6: Final answer
    x = 25,579.44

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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.