Home / 33,642.36-46,427.58-18,536.76

Finding the Fourth Proportional to 33,642.36, 46,427.58 and 18,536.76

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Solution

The fourth proportional to 33,642.36, 46,427.58 and 18,536.76 is: 25,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642.36 : 46,427.58 = 18,536.76 : x
  2. Step 2: Convert to fraction form
    33,642.36/46,427.58 = 18,536.76/x
  3. Step 3: Cross multiply
    33,642.36x = 46,427.58 × 18,536.76
  4. Step 4: Simplify right side
    33,642.36x = 860,616,907.84
  5. Step 5: Solve for x
    x = 860,616,907.84/33,642.36
  6. Step 6: Final answer
    x = 25,581.35

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Half scale
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Double scale
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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.