Home / 57,465.12-86,198.58-18,022.57

Finding the Fourth Proportional to 57,465.12, 86,198.58 and 18,022.57

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Solution

The fourth proportional to 57,465.12, 86,198.58 and 18,022.57 is: 27,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,465.12 : 86,198.58 = 18,022.57 : x
  2. Step 2: Convert to fraction form
    57,465.12/86,198.58 = 18,022.57/x
  3. Step 3: Cross multiply
    57,465.12x = 86,198.58 × 18,022.57
  4. Step 4: Simplify right side
    57,465.12x = 1,553,519,941.95
  5. Step 5: Solve for x
    x = 1,553,519,941.95/57,465.12
  6. Step 6: Final answer
    x = 27,034.14

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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.