Home / 17,454.57-26,219.12-16,661.58

Finding the Fourth Proportional to 17,454.57, 26,219.12 and 16,661.58

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Solution

The fourth proportional to 17,454.57, 26,219.12 and 16,661.58 is: 25,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,454.57 : 26,219.12 = 16,661.58 : x
  2. Step 2: Convert to fraction form
    17,454.57/26,219.12 = 16,661.58/x
  3. Step 3: Cross multiply
    17,454.57x = 26,219.12 × 16,661.58
  4. Step 4: Simplify right side
    17,454.57x = 436,851,882.10
  5. Step 5: Solve for x
    x = 436,851,882.10/17,454.57
  6. Step 6: Final answer
    x = 25,027.94

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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.