Home / 17,004.20-25,506.30-7,140.20

Finding the Fourth Proportional to 17,004.20, 25,506.30 and 7,140.20

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Solution

The fourth proportional to 17,004.20, 25,506.30 and 7,140.20 is: 10,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.20 : 25,506.30 = 7,140.20 : x
  2. Step 2: Convert to fraction form
    17,004.20/25,506.30 = 7,140.20/x
  3. Step 3: Cross multiply
    17,004.20x = 25,506.30 × 7,140.20
  4. Step 4: Simplify right side
    17,004.20x = 182,120,083.26
  5. Step 5: Solve for x
    x = 182,120,083.26/17,004.20
  6. Step 6: Final answer
    x = 10,710.30

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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.