Home / 18,228.43-27,315.31-14,062.20

Finding the Fourth Proportional to 18,228.43, 27,315.31 and 14,062.20

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Solution

The fourth proportional to 18,228.43, 27,315.31 and 14,062.20 is: 21,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.43 : 27,315.31 = 14,062.20 : x
  2. Step 2: Convert to fraction form
    18,228.43/27,315.31 = 14,062.20/x
  3. Step 3: Cross multiply
    18,228.43x = 27,315.31 × 14,062.20
  4. Step 4: Simplify right side
    18,228.43x = 384,113,352.28
  5. Step 5: Solve for x
    x = 384,113,352.28/18,228.43
  6. Step 6: Final answer
    x = 21,072.21

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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.