Home / 17,741.68-26,456.01-16,869.64

Finding the Fourth Proportional to 17,741.68, 26,456.01 and 16,869.64

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Solution

The fourth proportional to 17,741.68, 26,456.01 and 16,869.64 is: 25,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,741.68 : 26,456.01 = 16,869.64 : x
  2. Step 2: Convert to fraction form
    17,741.68/26,456.01 = 16,869.64/x
  3. Step 3: Cross multiply
    17,741.68x = 26,456.01 × 16,869.64
  4. Step 4: Simplify right side
    17,741.68x = 446,303,364.54
  5. Step 5: Solve for x
    x = 446,303,364.54/17,741.68
  6. Step 6: Final answer
    x = 25,155.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.