Home / 32,315.60-44,591.40-18,705.92

Finding the Fourth Proportional to 32,315.60, 44,591.40 and 18,705.92

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Solution

The fourth proportional to 32,315.60, 44,591.40 and 18,705.92 is: 25,811.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,315.60 : 44,591.40 = 18,705.92 : x
  2. Step 2: Convert to fraction form
    32,315.60/44,591.40 = 18,705.92/x
  3. Step 3: Cross multiply
    32,315.60x = 44,591.40 × 18,705.92
  4. Step 4: Simplify right side
    32,315.60x = 834,123,161.09
  5. Step 5: Solve for x
    x = 834,123,161.09/32,315.60
  6. Step 6: Final answer
    x = 25,811.78

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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.