Home / 13,365.76-20,045.40-5,046.52

Finding the Fourth Proportional to 13,365.76, 20,045.40 and 5,046.52

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Solution

The fourth proportional to 13,365.76, 20,045.40 and 5,046.52 is: 7,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.76 : 20,045.40 = 5,046.52 : x
  2. Step 2: Convert to fraction form
    13,365.76/20,045.40 = 5,046.52/x
  3. Step 3: Cross multiply
    13,365.76x = 20,045.40 × 5,046.52
  4. Step 4: Simplify right side
    13,365.76x = 101,159,512.01
  5. Step 5: Solve for x
    x = 101,159,512.01/13,365.76
  6. Step 6: Final answer
    x = 7,568.56

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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.