Home / 19,848.68-29,757.66-8,897

Finding the Fourth Proportional to 19,848.68, 29,757.66 and 8,897

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Solution

The fourth proportional to 19,848.68, 29,757.66 and 8,897 is: 13,338.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.68 : 29,757.66 = 8,897 : x
  2. Step 2: Convert to fraction form
    19,848.68/29,757.66 = 8,897/x
  3. Step 3: Cross multiply
    19,848.68x = 29,757.66 × 8,897
  4. Step 4: Simplify right side
    19,848.68x = 264,753,901.02
  5. Step 5: Solve for x
    x = 264,753,901.02/19,848.68
  6. Step 6: Final answer
    x = 13,338.62

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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.