Home / 32,145.65-44,353.82-19,400.90

Finding the Fourth Proportional to 32,145.65, 44,353.82 and 19,400.90

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Solution

The fourth proportional to 32,145.65, 44,353.82 and 19,400.90 is: 26,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,145.65 : 44,353.82 = 19,400.90 : x
  2. Step 2: Convert to fraction form
    32,145.65/44,353.82 = 19,400.90/x
  3. Step 3: Cross multiply
    32,145.65x = 44,353.82 × 19,400.90
  4. Step 4: Simplify right side
    32,145.65x = 860,503,707.66
  5. Step 5: Solve for x
    x = 860,503,707.66/32,145.65
  6. Step 6: Final answer
    x = 26,768.90

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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.