Home / 14,553.84-21,828.12-6,654.56

Finding the Fourth Proportional to 14,553.84, 21,828.12 and 6,654.56

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Solution

The fourth proportional to 14,553.84, 21,828.12 and 6,654.56 is: 9,980.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.84 : 21,828.12 = 6,654.56 : x
  2. Step 2: Convert to fraction form
    14,553.84/21,828.12 = 6,654.56/x
  3. Step 3: Cross multiply
    14,553.84x = 21,828.12 × 6,654.56
  4. Step 4: Simplify right side
    14,553.84x = 145,256,534.23
  5. Step 5: Solve for x
    x = 145,256,534.23/14,553.84
  6. Step 6: Final answer
    x = 9,980.63

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1.5x scale

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.