Home / 13,182.13-19,773.44-6,160.21

Finding the Fourth Proportional to 13,182.13, 19,773.44 and 6,160.21

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Solution

The fourth proportional to 13,182.13, 19,773.44 and 6,160.21 is: 9,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.13 : 19,773.44 = 6,160.21 : x
  2. Step 2: Convert to fraction form
    13,182.13/19,773.44 = 6,160.21/x
  3. Step 3: Cross multiply
    13,182.13x = 19,773.44 × 6,160.21
  4. Step 4: Simplify right side
    13,182.13x = 121,808,561.45
  5. Step 5: Solve for x
    x = 121,808,561.45/13,182.13
  6. Step 6: Final answer
    x = 9,240.43

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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.