Home / 14,487.67-21,729.69-4,626.13

Finding the Fourth Proportional to 14,487.67, 21,729.69 and 4,626.13

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Solution

The fourth proportional to 14,487.67, 21,729.69 and 4,626.13 is: 6,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.67 : 21,729.69 = 4,626.13 : x
  2. Step 2: Convert to fraction form
    14,487.67/21,729.69 = 4,626.13/x
  3. Step 3: Cross multiply
    14,487.67x = 21,729.69 × 4,626.13
  4. Step 4: Simplify right side
    14,487.67x = 100,524,370.80
  5. Step 5: Solve for x
    x = 100,524,370.80/14,487.67
  6. Step 6: Final answer
    x = 6,938.62

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1.5x scale

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.