Home / 14,431.06-21,624.70-10,715.90

Finding the Fourth Proportional to 14,431.06, 21,624.70 and 10,715.90

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Solution

The fourth proportional to 14,431.06, 21,624.70 and 10,715.90 is: 16,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.06 : 21,624.70 = 10,715.90 : x
  2. Step 2: Convert to fraction form
    14,431.06/21,624.70 = 10,715.90/x
  3. Step 3: Cross multiply
    14,431.06x = 21,624.70 × 10,715.90
  4. Step 4: Simplify right side
    14,431.06x = 231,728,122.73
  5. Step 5: Solve for x
    x = 231,728,122.73/14,431.06
  6. Step 6: Final answer
    x = 16,057.60

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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.