Home / 47,830.14-71,753.06-14,542.48

Finding the Fourth Proportional to 47,830.14, 71,753.06 and 14,542.48

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Solution

The fourth proportional to 47,830.14, 71,753.06 and 14,542.48 is: 21,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,830.14 : 71,753.06 = 14,542.48 : x
  2. Step 2: Convert to fraction form
    47,830.14/71,753.06 = 14,542.48/x
  3. Step 3: Cross multiply
    47,830.14x = 71,753.06 × 14,542.48
  4. Step 4: Simplify right side
    47,830.14x = 1,043,467,187.89
  5. Step 5: Solve for x
    x = 1,043,467,187.89/47,830.14
  6. Step 6: Final answer
    x = 21,816.10

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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.