Home / 47,485.05-71,192.20-15,876.41

Finding the Fourth Proportional to 47,485.05, 71,192.20 and 15,876.41

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Solution

The fourth proportional to 47,485.05, 71,192.20 and 15,876.41 is: 23,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485.05 : 71,192.20 = 15,876.41 : x
  2. Step 2: Convert to fraction form
    47,485.05/71,192.20 = 15,876.41/x
  3. Step 3: Cross multiply
    47,485.05x = 71,192.20 × 15,876.41
  4. Step 4: Simplify right side
    47,485.05x = 1,130,276,556.00
  5. Step 5: Solve for x
    x = 1,130,276,556.00/47,485.05
  6. Step 6: Final answer
    x = 23,802.79

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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.