Home / 29,199.23-40,290.90-16,450.28

Finding the Fourth Proportional to 29,199.23, 40,290.90 and 16,450.28

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Solution

The fourth proportional to 29,199.23, 40,290.90 and 16,450.28 is: 22,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.23 : 40,290.90 = 16,450.28 : x
  2. Step 2: Convert to fraction form
    29,199.23/40,290.90 = 16,450.28/x
  3. Step 3: Cross multiply
    29,199.23x = 40,290.90 × 16,450.28
  4. Step 4: Simplify right side
    29,199.23x = 662,796,586.45
  5. Step 5: Solve for x
    x = 662,796,586.45/29,199.23
  6. Step 6: Final answer
    x = 22,699.11

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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.