Home / 32,801.12-49,160.16-20,950.32

Finding the Fourth Proportional to 32,801.12, 49,160.16 and 20,950.32

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Solution

The fourth proportional to 32,801.12, 49,160.16 and 20,950.32 is: 31,398.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,801.12 : 49,160.16 = 20,950.32 : x
  2. Step 2: Convert to fraction form
    32,801.12/49,160.16 = 20,950.32/x
  3. Step 3: Cross multiply
    32,801.12x = 49,160.16 × 20,950.32
  4. Step 4: Simplify right side
    32,801.12x = 1,029,921,083.25
  5. Step 5: Solve for x
    x = 1,029,921,083.25/32,801.12
  6. Step 6: Final answer
    x = 31,398.96

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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.