Home / 15,346.35-23,019.45-4,253

Finding the Fourth Proportional to 15,346.35, 23,019.45 and 4,253

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Solution

The fourth proportional to 15,346.35, 23,019.45 and 4,253 is: 6,379.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,346.35 : 23,019.45 = 4,253 : x
  2. Step 2: Convert to fraction form
    15,346.35/23,019.45 = 4,253/x
  3. Step 3: Cross multiply
    15,346.35x = 23,019.45 × 4,253
  4. Step 4: Simplify right side
    15,346.35x = 97,901,720.85
  5. Step 5: Solve for x
    x = 97,901,720.85/15,346.35
  6. Step 6: Final answer
    x = 6,379.48

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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.