Home / 14,799.41-20,422.93-8,084.87

Finding the Fourth Proportional to 14,799.41, 20,422.93 and 8,084.87

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Solution

The fourth proportional to 14,799.41, 20,422.93 and 8,084.87 is: 11,156.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,799.41 : 20,422.93 = 8,084.87 : x
  2. Step 2: Convert to fraction form
    14,799.41/20,422.93 = 8,084.87/x
  3. Step 3: Cross multiply
    14,799.41x = 20,422.93 × 8,084.87
  4. Step 4: Simplify right side
    14,799.41x = 165,116,611.74
  5. Step 5: Solve for x
    x = 165,116,611.74/14,799.41
  6. Step 6: Final answer
    x = 11,156.98

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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.