Home / 49,745.28-74,606.88-14,676.72

Finding the Fourth Proportional to 49,745.28, 74,606.88 and 14,676.72

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Solution

The fourth proportional to 49,745.28, 74,606.88 and 14,676.72 is: 22,011.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,745.28 : 74,606.88 = 14,676.72 : x
  2. Step 2: Convert to fraction form
    49,745.28/74,606.88 = 14,676.72/x
  3. Step 3: Cross multiply
    49,745.28x = 74,606.88 × 14,676.72
  4. Step 4: Simplify right side
    49,745.28x = 1,094,984,287.83
  5. Step 5: Solve for x
    x = 1,094,984,287.83/49,745.28
  6. Step 6: Final answer
    x = 22,011.82

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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.