Home / 17,130.38-25,699.25-7,269.44

Finding the Fourth Proportional to 17,130.38, 25,699.25 and 7,269.44

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Solution

The fourth proportional to 17,130.38, 25,699.25 and 7,269.44 is: 10,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.38 : 25,699.25 = 7,269.44 : x
  2. Step 2: Convert to fraction form
    17,130.38/25,699.25 = 7,269.44/x
  3. Step 3: Cross multiply
    17,130.38x = 25,699.25 × 7,269.44
  4. Step 4: Simplify right side
    17,130.38x = 186,819,045.60
  5. Step 5: Solve for x
    x = 186,819,045.60/17,130.38
  6. Step 6: Final answer
    x = 10,905.72

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1.5x scale

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.