Home / 29,083.24-40,116.90-20,702.44

Finding the Fourth Proportional to 29,083.24, 40,116.90 and 20,702.44

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Solution

The fourth proportional to 29,083.24, 40,116.90 and 20,702.44 is: 28,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.24 : 40,116.90 = 20,702.44 : x
  2. Step 2: Convert to fraction form
    29,083.24/40,116.90 = 20,702.44/x
  3. Step 3: Cross multiply
    29,083.24x = 40,116.90 × 20,702.44
  4. Step 4: Simplify right side
    29,083.24x = 830,517,715.24
  5. Step 5: Solve for x
    x = 830,517,715.24/29,083.24
  6. Step 6: Final answer
    x = 28,556.57

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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.