Home / 45,262.94-67,872.20-18,604.10

Finding the Fourth Proportional to 45,262.94, 67,872.20 and 18,604.10

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Solution

The fourth proportional to 45,262.94, 67,872.20 and 18,604.10 is: 27,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,262.94 : 67,872.20 = 18,604.10 : x
  2. Step 2: Convert to fraction form
    45,262.94/67,872.20 = 18,604.10/x
  3. Step 3: Cross multiply
    45,262.94x = 67,872.20 × 18,604.10
  4. Step 4: Simplify right side
    45,262.94x = 1,262,701,196.02
  5. Step 5: Solve for x
    x = 1,262,701,196.02/45,262.94
  6. Step 6: Final answer
    x = 27,897.02

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1.5x scale

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.