Home / 33,876.16-46,748.04-18,768.20

Finding the Fourth Proportional to 33,876.16, 46,748.04 and 18,768.20

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Solution

The fourth proportional to 33,876.16, 46,748.04 and 18,768.20 is: 25,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,876.16 : 46,748.04 = 18,768.20 : x
  2. Step 2: Convert to fraction form
    33,876.16/46,748.04 = 18,768.20/x
  3. Step 3: Cross multiply
    33,876.16x = 46,748.04 × 18,768.20
  4. Step 4: Simplify right side
    33,876.16x = 877,376,564.33
  5. Step 5: Solve for x
    x = 877,376,564.33/33,876.16
  6. Step 6: Final answer
    x = 25,899.53

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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.