Home / 13,294.11-18,346.67-7,326.24

Finding the Fourth Proportional to 13,294.11, 18,346.67 and 7,326.24

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Solution

The fourth proportional to 13,294.11, 18,346.67 and 7,326.24 is: 10,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.11 : 18,346.67 = 7,326.24 : x
  2. Step 2: Convert to fraction form
    13,294.11/18,346.67 = 7,326.24/x
  3. Step 3: Cross multiply
    13,294.11x = 18,346.67 × 7,326.24
  4. Step 4: Simplify right side
    13,294.11x = 134,412,107.62
  5. Step 5: Solve for x
    x = 134,412,107.62/13,294.11
  6. Step 6: Final answer
    x = 10,110.65

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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.