Home / 32,817.28-45,288.84-18,671.44

Finding the Fourth Proportional to 32,817.28, 45,288.84 and 18,671.44

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Solution

The fourth proportional to 32,817.28, 45,288.84 and 18,671.44 is: 25,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,817.28 : 45,288.84 = 18,671.44 : x
  2. Step 2: Convert to fraction form
    32,817.28/45,288.84 = 18,671.44/x
  3. Step 3: Cross multiply
    32,817.28x = 45,288.84 × 18,671.44
  4. Step 4: Simplify right side
    32,817.28x = 845,607,858.73
  5. Step 5: Solve for x
    x = 845,607,858.73/32,817.28
  6. Step 6: Final answer
    x = 25,767.15

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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.