Home / 47,093.68-70,625.40-20,797.84

Finding the Fourth Proportional to 47,093.68, 70,625.40 and 20,797.84

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Solution

The fourth proportional to 47,093.68, 70,625.40 and 20,797.84 is: 31,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,093.68 : 70,625.40 = 20,797.84 : x
  2. Step 2: Convert to fraction form
    47,093.68/70,625.40 = 20,797.84/x
  3. Step 3: Cross multiply
    47,093.68x = 70,625.40 × 20,797.84
  4. Step 4: Simplify right side
    47,093.68x = 1,468,855,769.14
  5. Step 5: Solve for x
    x = 1,468,855,769.14/47,093.68
  6. Step 6: Final answer
    x = 31,190.08

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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.