Home / 36,802.11-55,209.65-13,461.15

Finding the Fourth Proportional to 36,802.11, 55,209.65 and 13,461.15

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Solution

The fourth proportional to 36,802.11, 55,209.65 and 13,461.15 is: 20,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,802.11 : 55,209.65 = 13,461.15 : x
  2. Step 2: Convert to fraction form
    36,802.11/55,209.65 = 13,461.15/x
  3. Step 3: Cross multiply
    36,802.11x = 55,209.65 × 13,461.15
  4. Step 4: Simplify right side
    36,802.11x = 743,185,312.79
  5. Step 5: Solve for x
    x = 743,185,312.79/36,802.11
  6. Step 6: Final answer
    x = 20,194.10

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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.