Home / 13,941.54-19,239.30-7,653.96

Finding the Fourth Proportional to 13,941.54, 19,239.30 and 7,653.96

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Solution

The fourth proportional to 13,941.54, 19,239.30 and 7,653.96 is: 10,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.54 : 19,239.30 = 7,653.96 : x
  2. Step 2: Convert to fraction form
    13,941.54/19,239.30 = 7,653.96/x
  3. Step 3: Cross multiply
    13,941.54x = 19,239.30 × 7,653.96
  4. Step 4: Simplify right side
    13,941.54x = 147,256,832.63
  5. Step 5: Solve for x
    x = 147,256,832.63/13,941.54
  6. Step 6: Final answer
    x = 10,562.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.