Home / 37,208.16-55,792.80-13,821.84

Finding the Fourth Proportional to 37,208.16, 55,792.80 and 13,821.84

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Solution

The fourth proportional to 37,208.16, 55,792.80 and 13,821.84 is: 20,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.16 : 55,792.80 = 13,821.84 : x
  2. Step 2: Convert to fraction form
    37,208.16/55,792.80 = 13,821.84/x
  3. Step 3: Cross multiply
    37,208.16x = 55,792.80 × 13,821.84
  4. Step 4: Simplify right side
    37,208.16x = 771,159,154.75
  5. Step 5: Solve for x
    x = 771,159,154.75/37,208.16
  6. Step 6: Final answer
    x = 20,725.54

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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.