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Finding the Fourth Proportional to 16,755.84, 25,133.76 and 6,374.88

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Solution

The fourth proportional to 16,755.84, 25,133.76 and 6,374.88 is: 9,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.84 : 25,133.76 = 6,374.88 : x
  2. Step 2: Convert to fraction form
    16,755.84/25,133.76 = 6,374.88/x
  3. Step 3: Cross multiply
    16,755.84x = 25,133.76 × 6,374.88
  4. Step 4: Simplify right side
    16,755.84x = 160,224,703.95
  5. Step 5: Solve for x
    x = 160,224,703.95/16,755.84
  6. Step 6: Final answer
    x = 9,562.32

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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.