Home / 18,232.20-25,160.64-10,676.88

Finding the Fourth Proportional to 18,232.20, 25,160.64 and 10,676.88

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Solution

The fourth proportional to 18,232.20, 25,160.64 and 10,676.88 is: 14,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.20 : 25,160.64 = 10,676.88 : x
  2. Step 2: Convert to fraction form
    18,232.20/25,160.64 = 10,676.88/x
  3. Step 3: Cross multiply
    18,232.20x = 25,160.64 × 10,676.88
  4. Step 4: Simplify right side
    18,232.20x = 268,637,134.00
  5. Step 5: Solve for x
    x = 268,637,134.00/18,232.20
  6. Step 6: Final answer
    x = 14,734.21

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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.