Home / 14,390.96-21,546.58-7,355.83

Finding the Fourth Proportional to 14,390.96, 21,546.58 and 7,355.83

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Solution

The fourth proportional to 14,390.96, 21,546.58 and 7,355.83 is: 11,013.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.96 : 21,546.58 = 7,355.83 : x
  2. Step 2: Convert to fraction form
    14,390.96/21,546.58 = 7,355.83/x
  3. Step 3: Cross multiply
    14,390.96x = 21,546.58 × 7,355.83
  4. Step 4: Simplify right side
    14,390.96x = 158,492,871.83
  5. Step 5: Solve for x
    x = 158,492,871.83/14,390.96
  6. Step 6: Final answer
    x = 11,013.36

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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.