Home / 47,221.32-70,816.62-15,625.44

Finding the Fourth Proportional to 47,221.32, 70,816.62 and 15,625.44

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Solution

The fourth proportional to 47,221.32, 70,816.62 and 15,625.44 is: 23,433.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,221.32 : 70,816.62 = 15,625.44 : x
  2. Step 2: Convert to fraction form
    47,221.32/70,816.62 = 15,625.44/x
  3. Step 3: Cross multiply
    47,221.32x = 70,816.62 × 15,625.44
  4. Step 4: Simplify right side
    47,221.32x = 1,106,540,846.81
  5. Step 5: Solve for x
    x = 1,106,540,846.81/47,221.32
  6. Step 6: Final answer
    x = 23,433.08

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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.