Home / 47,927.52-71,891.28-14,647.68

Finding the Fourth Proportional to 47,927.52, 71,891.28 and 14,647.68

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Solution

The fourth proportional to 47,927.52, 71,891.28 and 14,647.68 is: 21,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,927.52 : 71,891.28 = 14,647.68 : x
  2. Step 2: Convert to fraction form
    47,927.52/71,891.28 = 14,647.68/x
  3. Step 3: Cross multiply
    47,927.52x = 71,891.28 × 14,647.68
  4. Step 4: Simplify right side
    47,927.52x = 1,053,040,464.23
  5. Step 5: Solve for x
    x = 1,053,040,464.23/47,927.52
  6. Step 6: Final answer
    x = 21,971.52

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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.