Home / 20,418.08-30,624.96-6,566

Finding the Fourth Proportional to 20,418.08, 30,624.96 and 6,566

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Solution

The fourth proportional to 20,418.08, 30,624.96 and 6,566 is: 9,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,418.08 : 30,624.96 = 6,566 : x
  2. Step 2: Convert to fraction form
    20,418.08/30,624.96 = 6,566/x
  3. Step 3: Cross multiply
    20,418.08x = 30,624.96 × 6,566
  4. Step 4: Simplify right side
    20,418.08x = 201,083,487.36
  5. Step 5: Solve for x
    x = 201,083,487.36/20,418.08
  6. Step 6: Final answer
    x = 9,848.31

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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.