Home / 14,474.00-21,698.69-13,785.09

Finding the Fourth Proportional to 14,474.00, 21,698.69 and 13,785.09

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Solution

The fourth proportional to 14,474.00, 21,698.69 and 13,785.09 is: 20,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474.00 : 21,698.69 = 13,785.09 : x
  2. Step 2: Convert to fraction form
    14,474.00/21,698.69 = 13,785.09/x
  3. Step 3: Cross multiply
    14,474.00x = 21,698.69 × 13,785.09
  4. Step 4: Simplify right side
    14,474.00x = 299,118,325.61
  5. Step 5: Solve for x
    x = 299,118,325.61/14,474.00
  6. Step 6: Final answer
    x = 20,665.91

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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.