Home / 14,680.12-21,999.48-11,377.76

Finding the Fourth Proportional to 14,680.12, 21,999.48 and 11,377.76

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Solution

The fourth proportional to 14,680.12, 21,999.48 and 11,377.76 is: 17,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.12 : 21,999.48 = 11,377.76 : x
  2. Step 2: Convert to fraction form
    14,680.12/21,999.48 = 11,377.76/x
  3. Step 3: Cross multiply
    14,680.12x = 21,999.48 × 11,377.76
  4. Step 4: Simplify right side
    14,680.12x = 250,304,803.56
  5. Step 5: Solve for x
    x = 250,304,803.56/14,680.12
  6. Step 6: Final answer
    x = 17,050.60

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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.