Home / 14,539.74-21,807.54-4,679.88

Finding the Fourth Proportional to 14,539.74, 21,807.54 and 4,679.88

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Solution

The fourth proportional to 14,539.74, 21,807.54 and 4,679.88 is: 7,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.74 : 21,807.54 = 4,679.88 : x
  2. Step 2: Convert to fraction form
    14,539.74/21,807.54 = 4,679.88/x
  3. Step 3: Cross multiply
    14,539.74x = 21,807.54 × 4,679.88
  4. Step 4: Simplify right side
    14,539.74x = 102,056,670.30
  5. Step 5: Solve for x
    x = 102,056,670.30/14,539.74
  6. Step 6: Final answer
    x = 7,019.15

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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.