Home / 47,899.52-71,846.40-17,907.92

Finding the Fourth Proportional to 47,899.52, 71,846.40 and 17,907.92

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Solution

The fourth proportional to 47,899.52, 71,846.40 and 17,907.92 is: 26,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.52 : 71,846.40 = 17,907.92 : x
  2. Step 2: Convert to fraction form
    47,899.52/71,846.40 = 17,907.92/x
  3. Step 3: Cross multiply
    47,899.52x = 71,846.40 × 17,907.92
  4. Step 4: Simplify right side
    47,899.52x = 1,286,619,583.49
  5. Step 5: Solve for x
    x = 1,286,619,583.49/47,899.52
  6. Step 6: Final answer
    x = 26,860.80

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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.