Home / 38,869.21-58,305.63-12,576.01

Finding the Fourth Proportional to 38,869.21, 58,305.63 and 12,576.01

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Solution

The fourth proportional to 38,869.21, 58,305.63 and 12,576.01 is: 18,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.21 : 58,305.63 = 12,576.01 : x
  2. Step 2: Convert to fraction form
    38,869.21/58,305.63 = 12,576.01/x
  3. Step 3: Cross multiply
    38,869.21x = 58,305.63 × 12,576.01
  4. Step 4: Simplify right side
    38,869.21x = 733,252,185.94
  5. Step 5: Solve for x
    x = 733,252,185.94/38,869.21
  6. Step 6: Final answer
    x = 18,864.60

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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.