Home / 37,209.20-55,815.42-18,498.20

Finding the Fourth Proportional to 37,209.20, 55,815.42 and 18,498.20

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Solution

The fourth proportional to 37,209.20, 55,815.42 and 18,498.20 is: 27,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.20 : 55,815.42 = 18,498.20 : x
  2. Step 2: Convert to fraction form
    37,209.20/55,815.42 = 18,498.20/x
  3. Step 3: Cross multiply
    37,209.20x = 55,815.42 × 18,498.20
  4. Step 4: Simplify right side
    37,209.20x = 1,032,484,802.24
  5. Step 5: Solve for x
    x = 1,032,484,802.24/37,209.20
  6. Step 6: Final answer
    x = 27,748.11

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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.