Home / 32,149.90-44,359.67-19,405.16

Finding the Fourth Proportional to 32,149.90, 44,359.67 and 19,405.16

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Solution

The fourth proportional to 32,149.90, 44,359.67 and 19,405.16 is: 26,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,149.90 : 44,359.67 = 19,405.16 : x
  2. Step 2: Convert to fraction form
    32,149.90/44,359.67 = 19,405.16/x
  3. Step 3: Cross multiply
    32,149.90x = 44,359.67 × 19,405.16
  4. Step 4: Simplify right side
    32,149.90x = 860,806,493.90
  5. Step 5: Solve for x
    x = 860,806,493.90/32,149.90
  6. Step 6: Final answer
    x = 26,774.78

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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.