Home / 13,008.48-17,932.98-9,276

Finding the Fourth Proportional to 13,008.48, 17,932.98 and 9,276

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Solution

The fourth proportional to 13,008.48, 17,932.98 and 9,276 is: 12,787.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008.48 : 17,932.98 = 9,276 : x
  2. Step 2: Convert to fraction form
    13,008.48/17,932.98 = 9,276/x
  3. Step 3: Cross multiply
    13,008.48x = 17,932.98 × 9,276
  4. Step 4: Simplify right side
    13,008.48x = 166,346,322.48
  5. Step 5: Solve for x
    x = 166,346,322.48/13,008.48
  6. Step 6: Final answer
    x = 12,787.53

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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.