Home / 14,203.81-21,304.50-4,842.64

Finding the Fourth Proportional to 14,203.81, 21,304.50 and 4,842.64

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Solution

The fourth proportional to 14,203.81, 21,304.50 and 4,842.64 is: 7,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.81 : 21,304.50 = 4,842.64 : x
  2. Step 2: Convert to fraction form
    14,203.81/21,304.50 = 4,842.64/x
  3. Step 3: Cross multiply
    14,203.81x = 21,304.50 × 4,842.64
  4. Step 4: Simplify right side
    14,203.81x = 103,170,023.88
  5. Step 5: Solve for x
    x = 103,170,023.88/14,203.81
  6. Step 6: Final answer
    x = 7,263.55

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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.