Home / 13,101.24-19,655.10-6,174.12

Finding the Fourth Proportional to 13,101.24, 19,655.10 and 6,174.12

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Solution

The fourth proportional to 13,101.24, 19,655.10 and 6,174.12 is: 9,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.24 : 19,655.10 = 6,174.12 : x
  2. Step 2: Convert to fraction form
    13,101.24/19,655.10 = 6,174.12/x
  3. Step 3: Cross multiply
    13,101.24x = 19,655.10 × 6,174.12
  4. Step 4: Simplify right side
    13,101.24x = 121,352,946.01
  5. Step 5: Solve for x
    x = 121,352,946.01/13,101.24
  6. Step 6: Final answer
    x = 9,262.71

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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.