Home / 33,927.36-46,818-18,818.76

Finding the Fourth Proportional to 33,927.36, 46,818 and 18,818.76

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Solution

The fourth proportional to 33,927.36, 46,818 and 18,818.76 is: 25,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,927.36 : 46,818 = 18,818.76 : x
  2. Step 2: Convert to fraction form
    33,927.36/46,818 = 18,818.76/x
  3. Step 3: Cross multiply
    33,927.36x = 46,818 × 18,818.76
  4. Step 4: Simplify right side
    33,927.36x = 881,056,705.68
  5. Step 5: Solve for x
    x = 881,056,705.68/33,927.36
  6. Step 6: Final answer
    x = 25,968.91

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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.