Home / 19,977.08-27,568.52-11,025.18

Finding the Fourth Proportional to 19,977.08, 27,568.52 and 11,025.18

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Solution

The fourth proportional to 19,977.08, 27,568.52 and 11,025.18 is: 15,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977.08 : 27,568.52 = 11,025.18 : x
  2. Step 2: Convert to fraction form
    19,977.08/27,568.52 = 11,025.18/x
  3. Step 3: Cross multiply
    19,977.08x = 27,568.52 × 11,025.18
  4. Step 4: Simplify right side
    19,977.08x = 303,947,840.21
  5. Step 5: Solve for x
    x = 303,947,840.21/19,977.08
  6. Step 6: Final answer
    x = 15,214.83

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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.