Home / 33,680.01-46,459.11-21,082.89

Finding the Fourth Proportional to 33,680.01, 46,459.11 and 21,082.89

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Solution

The fourth proportional to 33,680.01, 46,459.11 and 21,082.89 is: 29,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,680.01 : 46,459.11 = 21,082.89 : x
  2. Step 2: Convert to fraction form
    33,680.01/46,459.11 = 21,082.89/x
  3. Step 3: Cross multiply
    33,680.01x = 46,459.11 × 21,082.89
  4. Step 4: Simplify right side
    33,680.01x = 979,492,073.33
  5. Step 5: Solve for x
    x = 979,492,073.33/33,680.01
  6. Step 6: Final answer
    x = 29,082.30

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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.