Home / 12,716.02-19,060.26-5,324.50

Finding the Fourth Proportional to 12,716.02, 19,060.26 and 5,324.50

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Solution

The fourth proportional to 12,716.02, 19,060.26 and 5,324.50 is: 7,980.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.02 : 19,060.26 = 5,324.50 : x
  2. Step 2: Convert to fraction form
    12,716.02/19,060.26 = 5,324.50/x
  3. Step 3: Cross multiply
    12,716.02x = 19,060.26 × 5,324.50
  4. Step 4: Simplify right side
    12,716.02x = 101,486,354.37
  5. Step 5: Solve for x
    x = 101,486,354.37/12,716.02
  6. Step 6: Final answer
    x = 7,980.98

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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.