Home / 25,183.08-34,754.54-15,111.96

Finding the Fourth Proportional to 25,183.08, 34,754.54 and 15,111.96

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Solution

The fourth proportional to 25,183.08, 34,754.54 and 15,111.96 is: 20,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183.08 : 34,754.54 = 15,111.96 : x
  2. Step 2: Convert to fraction form
    25,183.08/34,754.54 = 15,111.96/x
  3. Step 3: Cross multiply
    25,183.08x = 34,754.54 × 15,111.96
  4. Step 4: Simplify right side
    25,183.08x = 525,209,218.30
  5. Step 5: Solve for x
    x = 525,209,218.30/25,183.08
  6. Step 6: Final answer
    x = 20,855.64

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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.