Home / 14,900.09-20,562.24-8,185.79

Finding the Fourth Proportional to 14,900.09, 20,562.24 and 8,185.79

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Solution

The fourth proportional to 14,900.09, 20,562.24 and 8,185.79 is: 11,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.09 : 20,562.24 = 8,185.79 : x
  2. Step 2: Convert to fraction form
    14,900.09/20,562.24 = 8,185.79/x
  3. Step 3: Cross multiply
    14,900.09x = 20,562.24 × 8,185.79
  4. Step 4: Simplify right side
    14,900.09x = 168,318,178.57
  5. Step 5: Solve for x
    x = 168,318,178.57/14,900.09
  6. Step 6: Final answer
    x = 11,296.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.