Home / 13,302.27-18,357.03-7,334.19

Finding the Fourth Proportional to 13,302.27, 18,357.03 and 7,334.19

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Solution

The fourth proportional to 13,302.27, 18,357.03 and 7,334.19 is: 10,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.27 : 18,357.03 = 7,334.19 : x
  2. Step 2: Convert to fraction form
    13,302.27/18,357.03 = 7,334.19/x
  3. Step 3: Cross multiply
    13,302.27x = 18,357.03 × 7,334.19
  4. Step 4: Simplify right side
    13,302.27x = 134,633,945.86
  5. Step 5: Solve for x
    x = 134,633,945.86/13,302.27
  6. Step 6: Final answer
    x = 10,121.13

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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.