Home / 17,660.58-26,466.24-13,272.90

Finding the Fourth Proportional to 17,660.58, 26,466.24 and 13,272.90

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Solution

The fourth proportional to 17,660.58, 26,466.24 and 13,272.90 is: 19,890.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.58 : 26,466.24 = 13,272.90 : x
  2. Step 2: Convert to fraction form
    17,660.58/26,466.24 = 13,272.90/x
  3. Step 3: Cross multiply
    17,660.58x = 26,466.24 × 13,272.90
  4. Step 4: Simplify right side
    17,660.58x = 351,283,756.90
  5. Step 5: Solve for x
    x = 351,283,756.90/17,660.58
  6. Step 6: Final answer
    x = 19,890.84

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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.