Home / 14,966.43-22,490.75-13,991.28

Finding the Fourth Proportional to 14,966.43, 22,490.75 and 13,991.28

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Solution

The fourth proportional to 14,966.43, 22,490.75 and 13,991.28 is: 21,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966.43 : 22,490.75 = 13,991.28 : x
  2. Step 2: Convert to fraction form
    14,966.43/22,490.75 = 13,991.28/x
  3. Step 3: Cross multiply
    14,966.43x = 22,490.75 × 13,991.28
  4. Step 4: Simplify right side
    14,966.43x = 314,674,380.66
  5. Step 5: Solve for x
    x = 314,674,380.66/14,966.43
  6. Step 6: Final answer
    x = 21,025.35

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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.