Home / 14,459.68-21,687.60-4,072.24

Finding the Fourth Proportional to 14,459.68, 21,687.60 and 4,072.24

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Solution

The fourth proportional to 14,459.68, 21,687.60 and 4,072.24 is: 6,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.68 : 21,687.60 = 4,072.24 : x
  2. Step 2: Convert to fraction form
    14,459.68/21,687.60 = 4,072.24/x
  3. Step 3: Cross multiply
    14,459.68x = 21,687.60 × 4,072.24
  4. Step 4: Simplify right side
    14,459.68x = 88,317,112.22
  5. Step 5: Solve for x
    x = 88,317,112.22/14,459.68
  6. Step 6: Final answer
    x = 6,107.82

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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.