Home / 14,627.26-21,880.68-12,165.40

Finding the Fourth Proportional to 14,627.26, 21,880.68 and 12,165.40

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Solution

The fourth proportional to 14,627.26, 21,880.68 and 12,165.40 is: 18,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.26 : 21,880.68 = 12,165.40 : x
  2. Step 2: Convert to fraction form
    14,627.26/21,880.68 = 12,165.40/x
  3. Step 3: Cross multiply
    14,627.26x = 21,880.68 × 12,165.40
  4. Step 4: Simplify right side
    14,627.26x = 266,187,224.47
  5. Step 5: Solve for x
    x = 266,187,224.47/14,627.26
  6. Step 6: Final answer
    x = 18,198.02

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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.