Home / 18,741.06-25,873.29-12,461.94

Finding the Fourth Proportional to 18,741.06, 25,873.29 and 12,461.94

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Solution

The fourth proportional to 18,741.06, 25,873.29 and 12,461.94 is: 17,204.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.06 : 25,873.29 = 12,461.94 : x
  2. Step 2: Convert to fraction form
    18,741.06/25,873.29 = 12,461.94/x
  3. Step 3: Cross multiply
    18,741.06x = 25,873.29 × 12,461.94
  4. Step 4: Simplify right side
    18,741.06x = 322,431,387.58
  5. Step 5: Solve for x
    x = 322,431,387.58/18,741.06
  6. Step 6: Final answer
    x = 17,204.54

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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.