Home / 29,772.21-41,077.23-19,167.98

Finding the Fourth Proportional to 29,772.21, 41,077.23 and 19,167.98

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Solution

The fourth proportional to 29,772.21, 41,077.23 and 19,167.98 is: 26,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772.21 : 41,077.23 = 19,167.98 : x
  2. Step 2: Convert to fraction form
    29,772.21/41,077.23 = 19,167.98/x
  3. Step 3: Cross multiply
    29,772.21x = 41,077.23 × 19,167.98
  4. Step 4: Simplify right side
    29,772.21x = 787,367,523.10
  5. Step 5: Solve for x
    x = 787,367,523.10/29,772.21
  6. Step 6: Final answer
    x = 26,446.39

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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.