Home / 14,461.54-21,691.40-4,607.89

Finding the Fourth Proportional to 14,461.54, 21,691.40 and 4,607.89

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Solution

The fourth proportional to 14,461.54, 21,691.40 and 4,607.89 is: 6,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.54 : 21,691.40 = 4,607.89 : x
  2. Step 2: Convert to fraction form
    14,461.54/21,691.40 = 4,607.89/x
  3. Step 3: Cross multiply
    14,461.54x = 21,691.40 × 4,607.89
  4. Step 4: Simplify right side
    14,461.54x = 99,951,507.88
  5. Step 5: Solve for x
    x = 99,951,507.88/14,461.54
  6. Step 6: Final answer
    x = 6,911.54

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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.