Home / 17,020.40-25,530.89-6,495.30

Finding the Fourth Proportional to 17,020.40, 25,530.89 and 6,495.30

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Solution

The fourth proportional to 17,020.40, 25,530.89 and 6,495.30 is: 9,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.40 : 25,530.89 = 6,495.30 : x
  2. Step 2: Convert to fraction form
    17,020.40/25,530.89 = 6,495.30/x
  3. Step 3: Cross multiply
    17,020.40x = 25,530.89 × 6,495.30
  4. Step 4: Simplify right side
    17,020.40x = 165,830,757.34
  5. Step 5: Solve for x
    x = 165,830,757.34/17,020.40
  6. Step 6: Final answer
    x = 9,743.06

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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.