Home / 47,003.68-70,512-15,847.84

Finding the Fourth Proportional to 47,003.68, 70,512 and 15,847.84

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Solution

The fourth proportional to 47,003.68, 70,512 and 15,847.84 is: 23,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.68 : 70,512 = 15,847.84 : x
  2. Step 2: Convert to fraction form
    47,003.68/70,512 = 15,847.84/x
  3. Step 3: Cross multiply
    47,003.68x = 70,512 × 15,847.84
  4. Step 4: Simplify right side
    47,003.68x = 1,117,462,894.08
  5. Step 5: Solve for x
    x = 1,117,462,894.08/47,003.68
  6. Step 6: Final answer
    x = 23,773.94

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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.