Home / 13,265.04-18,301.04-8,224.06

Finding the Fourth Proportional to 13,265.04, 18,301.04 and 8,224.06

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Solution

The fourth proportional to 13,265.04, 18,301.04 and 8,224.06 is: 11,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.04 : 18,301.04 = 8,224.06 : x
  2. Step 2: Convert to fraction form
    13,265.04/18,301.04 = 8,224.06/x
  3. Step 3: Cross multiply
    13,265.04x = 18,301.04 × 8,224.06
  4. Step 4: Simplify right side
    13,265.04x = 150,508,851.02
  5. Step 5: Solve for x
    x = 150,508,851.02/13,265.04
  6. Step 6: Final answer
    x = 11,346.28

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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.