Home / 14,644.37-21,966.81-5,285.09

Finding the Fourth Proportional to 14,644.37, 21,966.81 and 5,285.09

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Solution

The fourth proportional to 14,644.37, 21,966.81 and 5,285.09 is: 7,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644.37 : 21,966.81 = 5,285.09 : x
  2. Step 2: Convert to fraction form
    14,644.37/21,966.81 = 5,285.09/x
  3. Step 3: Cross multiply
    14,644.37x = 21,966.81 × 5,285.09
  4. Step 4: Simplify right side
    14,644.37x = 116,096,458.03
  5. Step 5: Solve for x
    x = 116,096,458.03/14,644.37
  6. Step 6: Final answer
    x = 7,927.72

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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.