Home / 33,082.14-45,653-18,740.90

Finding the Fourth Proportional to 33,082.14, 45,653 and 18,740.90

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Solution

The fourth proportional to 33,082.14, 45,653 and 18,740.90 is: 25,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,082.14 : 45,653 = 18,740.90 : x
  2. Step 2: Convert to fraction form
    33,082.14/45,653 = 18,740.90/x
  3. Step 3: Cross multiply
    33,082.14x = 45,653 × 18,740.90
  4. Step 4: Simplify right side
    33,082.14x = 855,578,307.70
  5. Step 5: Solve for x
    x = 855,578,307.70/33,082.14
  6. Step 6: Final answer
    x = 25,862.24

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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.