Home / 15,629.46-23,427.80-5,762.46

Finding the Fourth Proportional to 15,629.46, 23,427.80 and 5,762.46

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Solution

The fourth proportional to 15,629.46, 23,427.80 and 5,762.46 is: 8,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.46 : 23,427.80 = 5,762.46 : x
  2. Step 2: Convert to fraction form
    15,629.46/23,427.80 = 5,762.46/x
  3. Step 3: Cross multiply
    15,629.46x = 23,427.80 × 5,762.46
  4. Step 4: Simplify right side
    15,629.46x = 135,001,760.39
  5. Step 5: Solve for x
    x = 135,001,760.39/15,629.46
  6. Step 6: Final answer
    x = 8,637.65

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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.