Home / 14,432.36-21,623.90-7,846.79

Finding the Fourth Proportional to 14,432.36, 21,623.90 and 7,846.79

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Solution

The fourth proportional to 14,432.36, 21,623.90 and 7,846.79 is: 11,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.36 : 21,623.90 = 7,846.79 : x
  2. Step 2: Convert to fraction form
    14,432.36/21,623.90 = 7,846.79/x
  3. Step 3: Cross multiply
    14,432.36x = 21,623.90 × 7,846.79
  4. Step 4: Simplify right side
    14,432.36x = 169,678,054.93
  5. Step 5: Solve for x
    x = 169,678,054.93/14,432.36
  6. Step 6: Final answer
    x = 11,756.78

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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.