Home / 17,823.68-26,720.49-11,235.35

Finding the Fourth Proportional to 17,823.68, 26,720.49 and 11,235.35

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Solution

The fourth proportional to 17,823.68, 26,720.49 and 11,235.35 is: 16,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,823.68 : 26,720.49 = 11,235.35 : x
  2. Step 2: Convert to fraction form
    17,823.68/26,720.49 = 11,235.35/x
  3. Step 3: Cross multiply
    17,823.68x = 26,720.49 × 11,235.35
  4. Step 4: Simplify right side
    17,823.68x = 300,214,057.32
  5. Step 5: Solve for x
    x = 300,214,057.32/17,823.68
  6. Step 6: Final answer
    x = 16,843.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.