Home / 14,043.72-21,050.46-7,463.28

Finding the Fourth Proportional to 14,043.72, 21,050.46 and 7,463.28

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Solution

The fourth proportional to 14,043.72, 21,050.46 and 7,463.28 is: 11,186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.72 : 21,050.46 = 7,463.28 : x
  2. Step 2: Convert to fraction form
    14,043.72/21,050.46 = 7,463.28/x
  3. Step 3: Cross multiply
    14,043.72x = 21,050.46 × 7,463.28
  4. Step 4: Simplify right side
    14,043.72x = 157,105,477.11
  5. Step 5: Solve for x
    x = 157,105,477.11/14,043.72
  6. Step 6: Final answer
    x = 11,186.88

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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.