Home / 21,701.41-32,554.50-6,906.86

Finding the Fourth Proportional to 21,701.41, 32,554.50 and 6,906.86

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Solution

The fourth proportional to 21,701.41, 32,554.50 and 6,906.86 is: 10,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,701.41 : 32,554.50 = 6,906.86 : x
  2. Step 2: Convert to fraction form
    21,701.41/32,554.50 = 6,906.86/x
  3. Step 3: Cross multiply
    21,701.41x = 32,554.50 × 6,906.86
  4. Step 4: Simplify right side
    21,701.41x = 224,849,307.28
  5. Step 5: Solve for x
    x = 224,849,307.28/21,701.41
  6. Step 6: Final answer
    x = 10,361.05

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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.