Home / 18,199.40-27,255.26-10,384.52

Finding the Fourth Proportional to 18,199.40, 27,255.26 and 10,384.52

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Solution

The fourth proportional to 18,199.40, 27,255.26 and 10,384.52 is: 15,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.40 : 27,255.26 = 10,384.52 : x
  2. Step 2: Convert to fraction form
    18,199.40/27,255.26 = 10,384.52/x
  3. Step 3: Cross multiply
    18,199.40x = 27,255.26 × 10,384.52
  4. Step 4: Simplify right side
    18,199.40x = 283,032,792.58
  5. Step 5: Solve for x
    x = 283,032,792.58/18,199.40
  6. Step 6: Final answer
    x = 15,551.77

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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.