Home / 47,273.45-70,918.61-15,685.41

Finding the Fourth Proportional to 47,273.45, 70,918.61 and 15,685.41

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Solution

The fourth proportional to 47,273.45, 70,918.61 and 15,685.41 is: 23,530.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,273.45 : 70,918.61 = 15,685.41 : x
  2. Step 2: Convert to fraction form
    47,273.45/70,918.61 = 15,685.41/x
  3. Step 3: Cross multiply
    47,273.45x = 70,918.61 × 15,685.41
  4. Step 4: Simplify right side
    47,273.45x = 1,112,387,513.69
  5. Step 5: Solve for x
    x = 1,112,387,513.69/47,273.45
  6. Step 6: Final answer
    x = 23,530.91

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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.