Home / 13,332.26-20,018.94-11,279.24

Finding the Fourth Proportional to 13,332.26, 20,018.94 and 11,279.24

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Solution

The fourth proportional to 13,332.26, 20,018.94 and 11,279.24 is: 16,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.26 : 20,018.94 = 11,279.24 : x
  2. Step 2: Convert to fraction form
    13,332.26/20,018.94 = 11,279.24/x
  3. Step 3: Cross multiply
    13,332.26x = 20,018.94 × 11,279.24
  4. Step 4: Simplify right side
    13,332.26x = 225,798,428.81
  5. Step 5: Solve for x
    x = 225,798,428.81/13,332.26
  6. Step 6: Final answer
    x = 16,936.25

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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.