Home / 35,109.15-48,450.30-19,193.55

Finding the Fourth Proportional to 35,109.15, 48,450.30 and 19,193.55

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Solution

The fourth proportional to 35,109.15, 48,450.30 and 19,193.55 is: 26,486.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,109.15 : 48,450.30 = 19,193.55 : x
  2. Step 2: Convert to fraction form
    35,109.15/48,450.30 = 19,193.55/x
  3. Step 3: Cross multiply
    35,109.15x = 48,450.30 × 19,193.55
  4. Step 4: Simplify right side
    35,109.15x = 929,933,255.57
  5. Step 5: Solve for x
    x = 929,933,255.57/35,109.15
  6. Step 6: Final answer
    x = 26,486.92

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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.