Home / 18,081.96-24,953.09-10,126.05

Finding the Fourth Proportional to 18,081.96, 24,953.09 and 10,126.05

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Solution

The fourth proportional to 18,081.96, 24,953.09 and 10,126.05 is: 13,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.96 : 24,953.09 = 10,126.05 : x
  2. Step 2: Convert to fraction form
    18,081.96/24,953.09 = 10,126.05/x
  3. Step 3: Cross multiply
    18,081.96x = 24,953.09 × 10,126.05
  4. Step 4: Simplify right side
    18,081.96x = 252,676,236.99
  5. Step 5: Solve for x
    x = 252,676,236.99/18,081.96
  6. Step 6: Final answer
    x = 13,973.94

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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.