Home / 13,265.04-18,301.05-8,224.05

Finding the Fourth Proportional to 13,265.04, 18,301.05 and 8,224.05

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Solution

The fourth proportional to 13,265.04, 18,301.05 and 8,224.05 is: 11,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.04 : 18,301.05 = 8,224.05 : x
  2. Step 2: Convert to fraction form
    13,265.04/18,301.05 = 8,224.05/x
  3. Step 3: Cross multiply
    13,265.04x = 18,301.05 × 8,224.05
  4. Step 4: Simplify right side
    13,265.04x = 150,508,750.25
  5. Step 5: Solve for x
    x = 150,508,750.25/13,265.04
  6. Step 6: Final answer
    x = 11,346.27

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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.