Home / 18,562.06-25,619.36-11,012.58

Finding the Fourth Proportional to 18,562.06, 25,619.36 and 11,012.58

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Solution

The fourth proportional to 18,562.06, 25,619.36 and 11,012.58 is: 15,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.06 : 25,619.36 = 11,012.58 : x
  2. Step 2: Convert to fraction form
    18,562.06/25,619.36 = 11,012.58/x
  3. Step 3: Cross multiply
    18,562.06x = 25,619.36 × 11,012.58
  4. Step 4: Simplify right side
    18,562.06x = 282,135,251.55
  5. Step 5: Solve for x
    x = 282,135,251.55/18,562.06
  6. Step 6: Final answer
    x = 15,199.57

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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.