Home / 17,368.64-23,943.84-12,392

Finding the Fourth Proportional to 17,368.64, 23,943.84 and 12,392

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Solution

The fourth proportional to 17,368.64, 23,943.84 and 12,392 is: 17,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.64 : 23,943.84 = 12,392 : x
  2. Step 2: Convert to fraction form
    17,368.64/23,943.84 = 12,392/x
  3. Step 3: Cross multiply
    17,368.64x = 23,943.84 × 12,392
  4. Step 4: Simplify right side
    17,368.64x = 296,712,065.28
  5. Step 5: Solve for x
    x = 296,712,065.28/17,368.64
  6. Step 6: Final answer
    x = 17,083.21

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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.