Home / 18,173.22-25,072.98-10,213.74

Finding the Fourth Proportional to 18,173.22, 25,072.98 and 10,213.74

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Solution

The fourth proportional to 18,173.22, 25,072.98 and 10,213.74 is: 14,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.22 : 25,072.98 = 10,213.74 : x
  2. Step 2: Convert to fraction form
    18,173.22/25,072.98 = 10,213.74/x
  3. Step 3: Cross multiply
    18,173.22x = 25,072.98 × 10,213.74
  4. Step 4: Simplify right side
    18,173.22x = 256,088,898.75
  5. Step 5: Solve for x
    x = 256,088,898.75/18,173.22
  6. Step 6: Final answer
    x = 14,091.55

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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.