Home / 36,802.38-55,154.61-20,137.26

Finding the Fourth Proportional to 36,802.38, 55,154.61 and 20,137.26

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Solution

The fourth proportional to 36,802.38, 55,154.61 and 20,137.26 is: 30,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,802.38 : 55,154.61 = 20,137.26 : x
  2. Step 2: Convert to fraction form
    36,802.38/55,154.61 = 20,137.26/x
  3. Step 3: Cross multiply
    36,802.38x = 55,154.61 × 20,137.26
  4. Step 4: Simplify right side
    36,802.38x = 1,110,662,721.77
  5. Step 5: Solve for x
    x = 1,110,662,721.77/36,802.38
  6. Step 6: Final answer
    x = 30,179.10

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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.