Home / 27,003.04-40,459.20-19,173.04

Finding the Fourth Proportional to 27,003.04, 40,459.20 and 19,173.04

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Solution

The fourth proportional to 27,003.04, 40,459.20 and 19,173.04 is: 28,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,003.04 : 40,459.20 = 19,173.04 : x
  2. Step 2: Convert to fraction form
    27,003.04/40,459.20 = 19,173.04/x
  3. Step 3: Cross multiply
    27,003.04x = 40,459.20 × 19,173.04
  4. Step 4: Simplify right side
    27,003.04x = 775,725,859.97
  5. Step 5: Solve for x
    x = 775,725,859.97/27,003.04
  6. Step 6: Final answer
    x = 28,727.35

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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.