Home / 19,157.58-28,676.97-10,370.70

Finding the Fourth Proportional to 19,157.58, 28,676.97 and 10,370.70

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Solution

The fourth proportional to 19,157.58, 28,676.97 and 10,370.70 is: 15,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.58 : 28,676.97 = 10,370.70 : x
  2. Step 2: Convert to fraction form
    19,157.58/28,676.97 = 10,370.70/x
  3. Step 3: Cross multiply
    19,157.58x = 28,676.97 × 10,370.70
  4. Step 4: Simplify right side
    19,157.58x = 297,400,252.78
  5. Step 5: Solve for x
    x = 297,400,252.78/19,157.58
  6. Step 6: Final answer
    x = 15,523.89

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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.