Home / 40,039.96-55,253.60-23,909.98

Finding the Fourth Proportional to 40,039.96, 55,253.60 and 23,909.98

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Solution

The fourth proportional to 40,039.96, 55,253.60 and 23,909.98 is: 32,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.96 : 55,253.60 = 23,909.98 : x
  2. Step 2: Convert to fraction form
    40,039.96/55,253.60 = 23,909.98/x
  3. Step 3: Cross multiply
    40,039.96x = 55,253.60 × 23,909.98
  4. Step 4: Simplify right side
    40,039.96x = 1,321,112,213.24
  5. Step 5: Solve for x
    x = 1,321,112,213.24/40,039.96
  6. Step 6: Final answer
    x = 32,994.85

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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.