Home / 14,354.34-21,531.31-4,994.17

Finding the Fourth Proportional to 14,354.34, 21,531.31 and 4,994.17

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Solution

The fourth proportional to 14,354.34, 21,531.31 and 4,994.17 is: 7,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.34 : 21,531.31 = 4,994.17 : x
  2. Step 2: Convert to fraction form
    14,354.34/21,531.31 = 4,994.17/x
  3. Step 3: Cross multiply
    14,354.34x = 21,531.31 × 4,994.17
  4. Step 4: Simplify right side
    14,354.34x = 107,531,022.46
  5. Step 5: Solve for x
    x = 107,531,022.46/14,354.34
  6. Step 6: Final answer
    x = 7,491.19

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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.