Home / 11,914.02-17,870.49-4,123.44

Finding the Fourth Proportional to 11,914.02, 17,870.49 and 4,123.44

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Solution

The fourth proportional to 11,914.02, 17,870.49 and 4,123.44 is: 6,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.02 : 17,870.49 = 4,123.44 : x
  2. Step 2: Convert to fraction form
    11,914.02/17,870.49 = 4,123.44/x
  3. Step 3: Cross multiply
    11,914.02x = 17,870.49 × 4,123.44
  4. Step 4: Simplify right side
    11,914.02x = 73,687,893.29
  5. Step 5: Solve for x
    x = 73,687,893.29/11,914.02
  6. Step 6: Final answer
    x = 6,184.97

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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.