Home / 13,052.60-19,576.92-4,287.68

Finding the Fourth Proportional to 13,052.60, 19,576.92 and 4,287.68

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Solution

The fourth proportional to 13,052.60, 19,576.92 and 4,287.68 is: 6,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.60 : 19,576.92 = 4,287.68 : x
  2. Step 2: Convert to fraction form
    13,052.60/19,576.92 = 4,287.68/x
  3. Step 3: Cross multiply
    13,052.60x = 19,576.92 × 4,287.68
  4. Step 4: Simplify right side
    13,052.60x = 83,939,568.35
  5. Step 5: Solve for x
    x = 83,939,568.35/13,052.60
  6. Step 6: Final answer
    x = 6,430.87

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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.