Home / 21,339.33-32,007.79-6,548.21

Finding the Fourth Proportional to 21,339.33, 32,007.79 and 6,548.21

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Solution

The fourth proportional to 21,339.33, 32,007.79 and 6,548.21 is: 9,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339.33 : 32,007.79 = 6,548.21 : x
  2. Step 2: Convert to fraction form
    21,339.33/32,007.79 = 6,548.21/x
  3. Step 3: Cross multiply
    21,339.33x = 32,007.79 × 6,548.21
  4. Step 4: Simplify right side
    21,339.33x = 209,593,697.81
  5. Step 5: Solve for x
    x = 209,593,697.81/21,339.33
  6. Step 6: Final answer
    x = 9,821.94

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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.