Home / 15,590.72-23,372.76-6,819.04

Finding the Fourth Proportional to 15,590.72, 23,372.76 and 6,819.04

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Solution

The fourth proportional to 15,590.72, 23,372.76 and 6,819.04 is: 10,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.72 : 23,372.76 = 6,819.04 : x
  2. Step 2: Convert to fraction form
    15,590.72/23,372.76 = 6,819.04/x
  3. Step 3: Cross multiply
    15,590.72x = 23,372.76 × 6,819.04
  4. Step 4: Simplify right side
    15,590.72x = 159,379,785.35
  5. Step 5: Solve for x
    x = 159,379,785.35/15,590.72
  6. Step 6: Final answer
    x = 10,222.73

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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.