Home / 21,435.38-32,153.97-5,852.96

Finding the Fourth Proportional to 21,435.38, 32,153.97 and 5,852.96

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Solution

The fourth proportional to 21,435.38, 32,153.97 and 5,852.96 is: 8,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,435.38 : 32,153.97 = 5,852.96 : x
  2. Step 2: Convert to fraction form
    21,435.38/32,153.97 = 5,852.96/x
  3. Step 3: Cross multiply
    21,435.38x = 32,153.97 × 5,852.96
  4. Step 4: Simplify right side
    21,435.38x = 188,195,900.25
  5. Step 5: Solve for x
    x = 188,195,900.25/21,435.38
  6. Step 6: Final answer
    x = 8,779.69

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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.