Home / 14,912.10-22,364.70-4,379.30

Finding the Fourth Proportional to 14,912.10, 22,364.70 and 4,379.30

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Solution

The fourth proportional to 14,912.10, 22,364.70 and 4,379.30 is: 6,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.10 : 22,364.70 = 4,379.30 : x
  2. Step 2: Convert to fraction form
    14,912.10/22,364.70 = 4,379.30/x
  3. Step 3: Cross multiply
    14,912.10x = 22,364.70 × 4,379.30
  4. Step 4: Simplify right side
    14,912.10x = 97,941,730.71
  5. Step 5: Solve for x
    x = 97,941,730.71/14,912.10
  6. Step 6: Final answer
    x = 6,567.94

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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.