Home / 37,172.20-55,740.38-21,594.28

Finding the Fourth Proportional to 37,172.20, 55,740.38 and 21,594.28

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Solution

The fourth proportional to 37,172.20, 55,740.38 and 21,594.28 is: 32,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.20 : 55,740.38 = 21,594.28 : x
  2. Step 2: Convert to fraction form
    37,172.20/55,740.38 = 21,594.28/x
  3. Step 3: Cross multiply
    37,172.20x = 55,740.38 × 21,594.28
  4. Step 4: Simplify right side
    37,172.20x = 1,203,673,373.03
  5. Step 5: Solve for x
    x = 1,203,673,373.03/37,172.20
  6. Step 6: Final answer
    x = 32,381.01

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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.