Home / 30,037.68-45,056.88-18,194.04

Finding the Fourth Proportional to 30,037.68, 45,056.88 and 18,194.04

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Solution

The fourth proportional to 30,037.68, 45,056.88 and 18,194.04 is: 27,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,037.68 : 45,056.88 = 18,194.04 : x
  2. Step 2: Convert to fraction form
    30,037.68/45,056.88 = 18,194.04/x
  3. Step 3: Cross multiply
    30,037.68x = 45,056.88 × 18,194.04
  4. Step 4: Simplify right side
    30,037.68x = 819,766,677.00
  5. Step 5: Solve for x
    x = 819,766,677.00/30,037.68
  6. Step 6: Final answer
    x = 27,291.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.