Home / 18,156.88-25,050.24-11,346.28

Finding the Fourth Proportional to 18,156.88, 25,050.24 and 11,346.28

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Solution

The fourth proportional to 18,156.88, 25,050.24 and 11,346.28 is: 15,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.88 : 25,050.24 = 11,346.28 : x
  2. Step 2: Convert to fraction form
    18,156.88/25,050.24 = 11,346.28/x
  3. Step 3: Cross multiply
    18,156.88x = 25,050.24 × 11,346.28
  4. Step 4: Simplify right side
    18,156.88x = 284,227,037.11
  5. Step 5: Solve for x
    x = 284,227,037.11/18,156.88
  6. Step 6: Final answer
    x = 15,653.96

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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.