Home / 13,182.38-19,773.81-6,160.46

Finding the Fourth Proportional to 13,182.38, 19,773.81 and 6,160.46

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Solution

The fourth proportional to 13,182.38, 19,773.81 and 6,160.46 is: 9,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.38 : 19,773.81 = 6,160.46 : x
  2. Step 2: Convert to fraction form
    13,182.38/19,773.81 = 6,160.46/x
  3. Step 3: Cross multiply
    13,182.38x = 19,773.81 × 6,160.46
  4. Step 4: Simplify right side
    13,182.38x = 121,815,814.99
  5. Step 5: Solve for x
    x = 121,815,814.99/13,182.38
  6. Step 6: Final answer
    x = 9,240.81

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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.