Home / 18,183.96-25,090.74-10,225.08

Finding the Fourth Proportional to 18,183.96, 25,090.74 and 10,225.08

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Solution

The fourth proportional to 18,183.96, 25,090.74 and 10,225.08 is: 14,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.96 : 25,090.74 = 10,225.08 : x
  2. Step 2: Convert to fraction form
    18,183.96/25,090.74 = 10,225.08/x
  3. Step 3: Cross multiply
    18,183.96x = 25,090.74 × 10,225.08
  4. Step 4: Simplify right side
    18,183.96x = 256,554,823.76
  5. Step 5: Solve for x
    x = 256,554,823.76/18,183.96
  6. Step 6: Final answer
    x = 14,108.85

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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.