Home / 47,163.96-70,755.12-15,572.70

Finding the Fourth Proportional to 47,163.96, 70,755.12 and 15,572.70

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Solution

The fourth proportional to 47,163.96, 70,755.12 and 15,572.70 is: 23,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,163.96 : 70,755.12 = 15,572.70 : x
  2. Step 2: Convert to fraction form
    47,163.96/70,755.12 = 15,572.70/x
  3. Step 3: Cross multiply
    47,163.96x = 70,755.12 × 15,572.70
  4. Step 4: Simplify right side
    47,163.96x = 1,101,848,257.22
  5. Step 5: Solve for x
    x = 1,101,848,257.22/47,163.96
  6. Step 6: Final answer
    x = 23,362.08

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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.