Home / 13,848.42-20,768.18-5,948.79

Finding the Fourth Proportional to 13,848.42, 20,768.18 and 5,948.79

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Solution

The fourth proportional to 13,848.42, 20,768.18 and 5,948.79 is: 8,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.42 : 20,768.18 = 5,948.79 : x
  2. Step 2: Convert to fraction form
    13,848.42/20,768.18 = 5,948.79/x
  3. Step 3: Cross multiply
    13,848.42x = 20,768.18 × 5,948.79
  4. Step 4: Simplify right side
    13,848.42x = 123,545,541.50
  5. Step 5: Solve for x
    x = 123,545,541.50/13,848.42
  6. Step 6: Final answer
    x = 8,921.28

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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.