Home / 16,631.84-22,951.36-9,914.00

Finding the Fourth Proportional to 16,631.84, 22,951.36 and 9,914.00

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Solution

The fourth proportional to 16,631.84, 22,951.36 and 9,914.00 is: 13,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.84 : 22,951.36 = 9,914.00 : x
  2. Step 2: Convert to fraction form
    16,631.84/22,951.36 = 9,914.00/x
  3. Step 3: Cross multiply
    16,631.84x = 22,951.36 × 9,914.00
  4. Step 4: Simplify right side
    16,631.84x = 227,539,766.74
  5. Step 5: Solve for x
    x = 227,539,766.74/16,631.84
  6. Step 6: Final answer
    x = 13,680.98

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1.5x scale

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.