Home / 14,313.49-21,454.47-10,792.20

Finding the Fourth Proportional to 14,313.49, 21,454.47 and 10,792.20

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Solution

The fourth proportional to 14,313.49, 21,454.47 and 10,792.20 is: 16,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.49 : 21,454.47 = 10,792.20 : x
  2. Step 2: Convert to fraction form
    14,313.49/21,454.47 = 10,792.20/x
  3. Step 3: Cross multiply
    14,313.49x = 21,454.47 × 10,792.20
  4. Step 4: Simplify right side
    14,313.49x = 231,541,022.90
  5. Step 5: Solve for x
    x = 231,541,022.90/14,313.49
  6. Step 6: Final answer
    x = 16,176.42

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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.