Home / 18,295.36-27,424.20-7,197.55

Finding the Fourth Proportional to 18,295.36, 27,424.20 and 7,197.55

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Solution

The fourth proportional to 18,295.36, 27,424.20 and 7,197.55 is: 10,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.36 : 27,424.20 = 7,197.55 : x
  2. Step 2: Convert to fraction form
    18,295.36/27,424.20 = 7,197.55/x
  3. Step 3: Cross multiply
    18,295.36x = 27,424.20 × 7,197.55
  4. Step 4: Simplify right side
    18,295.36x = 197,387,050.71
  5. Step 5: Solve for x
    x = 197,387,050.71/18,295.36
  6. Step 6: Final answer
    x = 10,788.91

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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.