Home / 17,801.40-26,715.24-8,441.45

Finding the Fourth Proportional to 17,801.40, 26,715.24 and 8,441.45

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Solution

The fourth proportional to 17,801.40, 26,715.24 and 8,441.45 is: 12,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.40 : 26,715.24 = 8,441.45 : x
  2. Step 2: Convert to fraction form
    17,801.40/26,715.24 = 8,441.45/x
  3. Step 3: Cross multiply
    17,801.40x = 26,715.24 × 8,441.45
  4. Step 4: Simplify right side
    17,801.40x = 225,515,436.10
  5. Step 5: Solve for x
    x = 225,515,436.10/17,801.40
  6. Step 6: Final answer
    x = 12,668.41

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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.