Home / 35,357.19-52,940.99-18,682.59

Finding the Fourth Proportional to 35,357.19, 52,940.99 and 18,682.59

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Solution

The fourth proportional to 35,357.19, 52,940.99 and 18,682.59 is: 27,973.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.19 : 52,940.99 = 18,682.59 : x
  2. Step 2: Convert to fraction form
    35,357.19/52,940.99 = 18,682.59/x
  3. Step 3: Cross multiply
    35,357.19x = 52,940.99 × 18,682.59
  4. Step 4: Simplify right side
    35,357.19x = 989,074,716.95
  5. Step 5: Solve for x
    x = 989,074,716.95/35,357.19
  6. Step 6: Final answer
    x = 27,973.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.