Home / 45,280.80-67,877.46-15,676.38

Finding the Fourth Proportional to 45,280.80, 67,877.46 and 15,676.38

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Solution

The fourth proportional to 45,280.80, 67,877.46 and 15,676.38 is: 23,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,280.80 : 67,877.46 = 15,676.38 : x
  2. Step 2: Convert to fraction form
    45,280.80/67,877.46 = 15,676.38/x
  3. Step 3: Cross multiply
    45,280.80x = 67,877.46 × 15,676.38
  4. Step 4: Simplify right side
    45,280.80x = 1,064,072,856.39
  5. Step 5: Solve for x
    x = 1,064,072,856.39/45,280.80
  6. Step 6: Final answer
    x = 23,499.43

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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.