Home / 29,554.10-40,787.10-16,811.30

Finding the Fourth Proportional to 29,554.10, 40,787.10 and 16,811.30

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Solution

The fourth proportional to 29,554.10, 40,787.10 and 16,811.30 is: 23,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,554.10 : 40,787.10 = 16,811.30 : x
  2. Step 2: Convert to fraction form
    29,554.10/40,787.10 = 16,811.30/x
  3. Step 3: Cross multiply
    29,554.10x = 40,787.10 × 16,811.30
  4. Step 4: Simplify right side
    29,554.10x = 685,684,174.23
  5. Step 5: Solve for x
    x = 685,684,174.23/29,554.10
  6. Step 6: Final answer
    x = 23,200.98

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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.