Home / 15,590.06-23,390.55-8,090.03

Finding the Fourth Proportional to 15,590.06, 23,390.55 and 8,090.03

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Solution

The fourth proportional to 15,590.06, 23,390.55 and 8,090.03 is: 12,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.06 : 23,390.55 = 8,090.03 : x
  2. Step 2: Convert to fraction form
    15,590.06/23,390.55 = 8,090.03/x
  3. Step 3: Cross multiply
    15,590.06x = 23,390.55 × 8,090.03
  4. Step 4: Simplify right side
    15,590.06x = 189,230,134.26
  5. Step 5: Solve for x
    x = 189,230,134.26/15,590.06
  6. Step 6: Final answer
    x = 12,137.87

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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.