Home / 13,473.14-18,591.26-7,504.38

Finding the Fourth Proportional to 13,473.14, 18,591.26 and 7,504.38

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Solution

The fourth proportional to 13,473.14, 18,591.26 and 7,504.38 is: 10,355.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.14 : 18,591.26 = 7,504.38 : x
  2. Step 2: Convert to fraction form
    13,473.14/18,591.26 = 7,504.38/x
  3. Step 3: Cross multiply
    13,473.14x = 18,591.26 × 7,504.38
  4. Step 4: Simplify right side
    13,473.14x = 139,515,842.20
  5. Step 5: Solve for x
    x = 139,515,842.20/13,473.14
  6. Step 6: Final answer
    x = 10,355.11

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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.