Home / 14,515.85-21,770.67-4,652.48

Finding the Fourth Proportional to 14,515.85, 21,770.67 and 4,652.48

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Solution

The fourth proportional to 14,515.85, 21,770.67 and 4,652.48 is: 6,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.85 : 21,770.67 = 4,652.48 : x
  2. Step 2: Convert to fraction form
    14,515.85/21,770.67 = 4,652.48/x
  3. Step 3: Cross multiply
    14,515.85x = 21,770.67 × 4,652.48
  4. Step 4: Simplify right side
    14,515.85x = 101,287,497.91
  5. Step 5: Solve for x
    x = 101,287,497.91/14,515.85
  6. Step 6: Final answer
    x = 6,977.72

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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.