Home / 13,801.16-20,704.18-5,041.82

Finding the Fourth Proportional to 13,801.16, 20,704.18 and 5,041.82

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Solution

The fourth proportional to 13,801.16, 20,704.18 and 5,041.82 is: 7,563.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801.16 : 20,704.18 = 5,041.82 : x
  2. Step 2: Convert to fraction form
    13,801.16/20,704.18 = 5,041.82/x
  3. Step 3: Cross multiply
    13,801.16x = 20,704.18 × 5,041.82
  4. Step 4: Simplify right side
    13,801.16x = 104,386,748.81
  5. Step 5: Solve for x
    x = 104,386,748.81/13,801.16
  6. Step 6: Final answer
    x = 7,563.62

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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.