Home / 18,536.55-25,581.52-10,581.33

Finding the Fourth Proportional to 18,536.55, 25,581.52 and 10,581.33

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Solution

The fourth proportional to 18,536.55, 25,581.52 and 10,581.33 is: 14,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.55 : 25,581.52 = 10,581.33 : x
  2. Step 2: Convert to fraction form
    18,536.55/25,581.52 = 10,581.33/x
  3. Step 3: Cross multiply
    18,536.55x = 25,581.52 × 10,581.33
  4. Step 4: Simplify right side
    18,536.55x = 270,686,505.02
  5. Step 5: Solve for x
    x = 270,686,505.02/18,536.55
  6. Step 6: Final answer
    x = 14,602.85

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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.