Home / 29,017.56-40,043.40-16,442.28

Finding the Fourth Proportional to 29,017.56, 40,043.40 and 16,442.28

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Solution

The fourth proportional to 29,017.56, 40,043.40 and 16,442.28 is: 22,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,017.56 : 40,043.40 = 16,442.28 : x
  2. Step 2: Convert to fraction form
    29,017.56/40,043.40 = 16,442.28/x
  3. Step 3: Cross multiply
    29,017.56x = 40,043.40 × 16,442.28
  4. Step 4: Simplify right side
    29,017.56x = 658,404,794.95
  5. Step 5: Solve for x
    x = 658,404,794.95/29,017.56
  6. Step 6: Final answer
    x = 22,689.87

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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.