Home / 15,814.80-23,723.28-5,284.44

Finding the Fourth Proportional to 15,814.80, 23,723.28 and 5,284.44

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Solution

The fourth proportional to 15,814.80, 23,723.28 and 5,284.44 is: 7,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.80 : 23,723.28 = 5,284.44 : x
  2. Step 2: Convert to fraction form
    15,814.80/23,723.28 = 5,284.44/x
  3. Step 3: Cross multiply
    15,814.80x = 23,723.28 × 5,284.44
  4. Step 4: Simplify right side
    15,814.80x = 125,364,249.76
  5. Step 5: Solve for x
    x = 125,364,249.76/15,814.80
  6. Step 6: Final answer
    x = 7,927.02

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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.