Home / 15,529.80-23,287.54-4,997.88

Finding the Fourth Proportional to 15,529.80, 23,287.54 and 4,997.88

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Solution

The fourth proportional to 15,529.80, 23,287.54 and 4,997.88 is: 7,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.80 : 23,287.54 = 4,997.88 : x
  2. Step 2: Convert to fraction form
    15,529.80/23,287.54 = 4,997.88/x
  3. Step 3: Cross multiply
    15,529.80x = 23,287.54 × 4,997.88
  4. Step 4: Simplify right side
    15,529.80x = 116,388,330.42
  5. Step 5: Solve for x
    x = 116,388,330.42/15,529.80
  6. Step 6: Final answer
    x = 7,494.52

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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.