Home / 12,332.20-17,017.68-7,027.24

Finding the Fourth Proportional to 12,332.20, 17,017.68 and 7,027.24

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Solution

The fourth proportional to 12,332.20, 17,017.68 and 7,027.24 is: 9,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.20 : 17,017.68 = 7,027.24 : x
  2. Step 2: Convert to fraction form
    12,332.20/17,017.68 = 7,027.24/x
  3. Step 3: Cross multiply
    12,332.20x = 17,017.68 × 7,027.24
  4. Step 4: Simplify right side
    12,332.20x = 119,587,321.60
  5. Step 5: Solve for x
    x = 119,587,321.60/12,332.20
  6. Step 6: Final answer
    x = 9,697.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.